1256714116 has 24 divisors (see below), whose sum is σ = 2514444800. Its totient is φ = 538373952.

The previous prime is 1256714077. The next prime is 1256714117. The reversal of 1256714116 is 6114176521.

It is a super-2 number, since 2×1256714116² = 3158660738707322912, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1256714117) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 75085 + ... + 90283.

Almost surely, 2^1256714116 is an apocalyptic number.

It is an amenable number.

1256714116 is an abundant number, since it is smaller than the sum of its proper divisors (1257730684).

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

1256714116 is a wasteful number, since it uses less digits than its factorization.

1256714116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18163 (or 18161 counting only the distinct ones).

The product of its digits is 10080, while the sum is 34.

The square root of 1256714116 is about 35450.1638360107. The cubic root of 1256714116 is about 1079.1425853659.

The spelling of 1256714116 in words is "one billion, two hundred fifty-six million, seven hundred fourteen thousand, one hundred sixteen".