1055712617 has 4 divisors (see below), whose sum is σ = 1055859840. Its totient is φ = 1055565396.

The previous prime is 1055712613. The next prime is 1055712653. The reversal of 1055712617 is 7162175501.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1055712617 - 2² = 1055712613 is a prime.

It is a super-2 number, since 2×1055712617² = 2229058259385977378, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1055712613) 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 in 3 ways as a sum of consecutive naturals, for example, 62273 + ... + 77390.

It is an arithmetic number, because the mean of its divisors is an integer number (263964960).

Almost surely, 2^1055712617 is an apocalyptic number.

It is an amenable number.

1055712617 is a deficient number, since it is larger than the sum of its proper divisors (147223).

1055712617 is an equidigital number, since it uses as much as digits as its factorization.

1055712617 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 147222.

The product of its (nonzero) digits is 14700, while the sum is 35.

The square root of 1055712617 is about 32491.7315174184. The cubic root of 1055712617 is about 1018.2362885465.

The spelling of 1055712617 in words is "one billion, fifty-five million, seven hundred twelve thousand, six hundred seventeen".