1057775501 has 2 divisors, whose sum is σ = 1057775502. Its totient is φ = 1057775500.

The previous prime is 1057775483. The next prime is 1057775527. The reversal of 1057775501 is 1055777501.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 715562500 + 342213001 = 26750^2 + 18499^2 .

It is a cyclic number.

It is not a de Polignac number, because 1057775501 - 2⁶ = 1057775437 is a prime.

It is a super-2 number, since 2×1057775501² = 2237778021031602002, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1057775531) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 528887750 + 528887751.

It is an arithmetic number, because the mean of its divisors is an integer number (528887751).

Almost surely, 2^1057775501 is an apocalyptic number.

It is an amenable number.

1057775501 is a deficient number, since it is larger than the sum of its proper divisors (1).

1057775501 is an equidigital number, since it uses as much as digits as its factorization.

1057775501 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 42875, while the sum is 38.

The square root of 1057775501 is about 32523.4607783366. The cubic root of 1057775501 is about 1018.8990751974.

The spelling of 1057775501 in words is "one billion, fifty-seven million, seven hundred seventy-five thousand, five hundred one".