1055812507 has 2 divisors, whose sum is σ = 1055812508. Its totient is φ = 1055812506.

The previous prime is 1055812423. The next prime is 1055812517. The reversal of 1055812507 is 7052185501.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1055812507 - 2⁷ = 1055812379 is a prime.

It is a super-3 number, since 3×1055812507³ (a number of 28 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is not a weakly prime, because it can be changed into another prime (1055812517) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 527906253 + 527906254.

It is an arithmetic number, because the mean of its divisors is an integer number (527906254).

Almost surely, 2^1055812507 is an apocalyptic number.

1055812507 is a deficient number, since it is larger than the sum of its proper divisors (1).

1055812507 is an equidigital number, since it uses as much as digits as its factorization.

1055812507 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 14000, while the sum is 34.

The square root of 1055812507 is about 32493.2686413663. The cubic root of 1055812507 is about 1018.2684022150.

The spelling of 1055812507 in words is "one billion, fifty-five million, eight hundred twelve thousand, five hundred seven".