1055235457 has 2 divisors, whose sum is σ = 1055235458. Its totient is φ = 1055235456.

The previous prime is 1055235451. The next prime is 1055235479. The reversal of 1055235457 is 7545325501.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 580039056 + 475196401 = 24084^2 + 21799^2 .

It is a cyclic number.

It is not a de Polignac number, because 1055235457 - 2⁷ = 1055235329 is a prime.

It is a super-2 number, since 2×1055235457² = 2227043739419997698, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1055235451) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 527617728 + 527617729.

It is an arithmetic number, because the mean of its divisors is an integer number (527617729).

Almost surely, 2^1055235457 is an apocalyptic number.

It is an amenable number.

1055235457 is a deficient number, since it is larger than the sum of its proper divisors (1).

1055235457 is an equidigital number, since it uses as much as digits as its factorization.

1055235457 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 105000, while the sum is 37.

The square root of 1055235457 is about 32484.3878963418. The cubic root of 1055235457 is about 1018.0828582670.

The spelling of 1055235457 in words is "one billion, fifty-five million, two hundred thirty-five thousand, four hundred fifty-seven".