1055974807 has 2 divisors, whose sum is σ = 1055974808. Its totient is φ = 1055974806.

The previous prime is 1055974763. The next prime is 1055974817. The reversal of 1055974807 is 7084795501.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1055974807 is a prime.

It is a super-2 number, since 2×1055974807² = 2230165586037374498, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1055974817) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 527987403 + 527987404.

It is an arithmetic number, because the mean of its divisors is an integer number (527987404).

Almost surely, 2^1055974807 is an apocalyptic number.

1055974807 is a deficient number, since it is larger than the sum of its proper divisors (1).

1055974807 is an equidigital number, since it uses as much as digits as its factorization.

1055974807 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 352800, while the sum is 46.

The square root of 1055974807 is about 32495.7659857404. The cubic root of 1055974807 is about 1018.3205757759.

The spelling of 1055974807 in words is "one billion, fifty-five million, nine hundred seventy-four thousand, eight hundred seven".