1501233201 has 24 divisors (see below), whose sum is σ = 2363402496. Its totient is φ = 912699360.

The previous prime is 1501233199. The next prime is 1501233203. The reversal of 1501233201 is 1023321051.

It is an interprime number because it is at equal distance from previous prime (1501233199) and next prime (1501233203).

It is not a de Polignac number, because 1501233201 - 2¹ = 1501233199 is a prime.

It is a super-2 number, since 2×1501233201² = 4507402247569412802, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1501233203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 67585 + ... + 87006.

It is an arithmetic number, because the mean of its divisors is an integer number (98475104).

Almost surely, 2^1501233201 is an apocalyptic number.

It is an amenable number.

1501233201 is a deficient number, since it is larger than the sum of its proper divisors (862169295).

1501233201 is a wasteful number, since it uses less digits than its factorization.

1501233201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 154693 (or 154690 counting only the distinct ones).

The product of its (nonzero) digits is 180, while the sum is 18.

The square root of 1501233201 is about 38745.7507476626. The cubic root of 1501233201 is about 1145.0278594570.

Adding to 1501233201 its reverse (1023321051), we get a palindrome (2524554252).

The spelling of 1501233201 in words is "one billion, five hundred one million, two hundred thirty-three thousand, two hundred one".