1257006116 has 24 divisors (see below), whose sum is σ = 2228618784. Its totient is φ = 620274240.

The previous prime is 1257006103. The next prime is 1257006119. The reversal of 1257006116 is 6116007521.

It is a super-2 number, since 2×1257006116² = 3160128751322810912, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1257006119) 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 7 ways as a sum of consecutive naturals, for example, 507056 + ... + 509528.

It is an arithmetic number, because the mean of its divisors is an integer number (92859116).

Almost surely, 2^1257006116 is an apocalyptic number.

It is an amenable number.

1257006116 is a deficient number, since it is larger than the sum of its proper divisors (971612668).

1257006116 is a wasteful number, since it uses less digits than its factorization.

1257006116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4091 (or 4089 counting only the distinct ones).

The product of its (nonzero) digits is 2520, while the sum is 29.

The square root of 1257006116 is about 35454.2820544994. The cubic root of 1257006116 is about 1079.2261591951.

The spelling of 1257006116 in words is "one billion, two hundred fifty-seven million, six thousand, one hundred sixteen".