1253027916 has 36 divisors (see below), whose sum is σ = 3619859152. Its totient is φ = 358007904.

The previous prime is 1253027873. The next prime is 1253027933. The reversal of 1253027916 is 6197203521.

1253027916 is a `hidden beast` number, since 12 + 530 + 27 + 91 + 6 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a super-3 number, since 3×1253027916³ (a number of 28 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2485915 + ... + 2486418.

Almost surely, 2^1253027916 is an apocalyptic number.

It is an amenable number.

1253027916 is an abundant number, since it is smaller than the sum of its proper divisors (2366831236).

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

1253027916 is a wasteful number, since it uses less digits than its factorization.

1253027916 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4972350 (or 4972345 counting only the distinct ones).

The product of its (nonzero) digits is 22680, while the sum is 36.

The square root of 1253027916 is about 35398.1343576183. The cubic root of 1253027916 is about 1078.0864366194.

The spelling of 1253027916 in words is "one billion, two hundred fifty-three million, twenty-seven thousand, nine hundred sixteen".