1201260150 has 72 divisors (see below), whose sum is σ = 3234703680. Its totient is φ = 319609920.

The previous prime is 1201260149. The next prime is 1201260157. The reversal of 1201260150 is 510621021.

1201260150 is a `hidden beast` number, since 1 + 2 + 0 + 12 + 601 + 50 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1201260157) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 212764 + ... + 218336.

It is an arithmetic number, because the mean of its divisors is an integer number (44926440).

Almost surely, 2^1201260150 is an apocalyptic number.

1201260150 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1201260150, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1617351840).

1201260150 is an abundant number, since it is smaller than the sum of its proper divisors (2033443530).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1201260150 is a wasteful number, since it uses less digits than its factorization.

1201260150 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6070 (or 6062 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 18.

The square root of 1201260150 is about 34659.2000773243. The cubic root of 1201260150 is about 1063.0304138285.

Adding to 1201260150 its reverse (510621021), we get a palindrome (1711881171).

The spelling of 1201260150 in words is "one billion, two hundred one million, two hundred sixty thousand, one hundred fifty".