1201263366 has 32 divisors (see below), whose sum is σ = 2509786368. Its totient is φ = 382583520.

The previous prime is 1201263341. The next prime is 1201263373. The reversal of 1201263366 is 6633621021.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 133221 + ... + 141951.

It is an arithmetic number, because the mean of its divisors is an integer number (78430824).

Almost surely, 2^1201263366 is an apocalyptic number.

1201263366 is an abundant number, since it is smaller than the sum of its proper divisors (1308523002).

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

1201263366 is a wasteful number, since it uses less digits than its factorization.

1201263366 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9756.

The product of its (nonzero) digits is 7776, while the sum is 30.

The square root of 1201263366 is about 34659.2464719013. The cubic root of 1201263366 is about 1063.0313624720.

Adding to 1201263366 its reverse (6633621021), we get a palindrome (7834884387).

The spelling of 1201263366 in words is "one billion, two hundred one million, two hundred sixty-three thousand, three hundred sixty-six".