1081591795 has 8 divisors (see below), whose sum is σ = 1298256624. Its totient is φ = 865042464.

The previous prime is 1081591783. The next prime is 1081591877. The reversal of 1081591795 is 5971951801.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1081591795 - 2²⁵ = 1048037363 is a prime.

It is a super-2 number, since 2×1081591795² = 2339681622022644050, which contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6724 + ... + 46993.

It is an arithmetic number, because the mean of its divisors is an integer number (162282078).

Almost surely, 2^1081591795 is an apocalyptic number.

1081591795 is a deficient number, since it is larger than the sum of its proper divisors (216664829).

1081591795 is an equidigital number, since it uses as much as digits as its factorization.

1081591795 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57749.

The product of its (nonzero) digits is 113400, while the sum is 46.

The square root of 1081591795 is about 32887.5629227828. The cubic root of 1081591795 is about 1026.4893818922.

The spelling of 1081591795 in words is "one billion, eighty-one million, five hundred ninety-one thousand, seven hundred ninety-five".