1055953577 has 6 divisors (see below), whose sum is σ = 1228354218. Its totient is φ = 905103024.

The previous prime is 1055953573. The next prime is 1055953601. The reversal of 1055953577 is 7753595501.

It can be written as a sum of positive squares in only one way, i.e., 908962201 + 146991376 = 30149^2 + 12124^2 .

It is not a de Polignac number, because 1055953577 - 2² = 1055953573 is a prime.

It is a super-3 number, since 3×1055953577³ (a number of 28 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is not an unprimeable number, because it can be changed into a prime (1055953573) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 10774988 + ... + 10775085.

It is an arithmetic number, because the mean of its divisors is an integer number (204725703).

Almost surely, 2^1055953577 is an apocalyptic number.

It is an amenable number.

1055953577 is a deficient number, since it is larger than the sum of its proper divisors (172400641).

1055953577 is an equidigital number, since it uses as much as digits as its factorization.

1055953577 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21550087 (or 21550080 counting only the distinct ones).

The product of its (nonzero) digits is 826875, while the sum is 47.

The square root of 1055953577 is about 32495.4393261578. The cubic root of 1055953577 is about 1018.3137514051.

The spelling of 1055953577 in words is "one billion, fifty-five million, nine hundred fifty-three thousand, five hundred seventy-seven".