1157425582 has 8 divisors (see below), whose sum is σ = 1776513816. Its totient is φ = 565254312.

The previous prime is 1157425561. The next prime is 1157425589. The reversal of 1157425582 is 2855247511.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1157425589) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6729133 + ... + 6729304.

It is an arithmetic number, because the mean of its divisors is an integer number (222064227).

Almost surely, 2^1157425582 is an apocalyptic number.

1157425582 is a deficient number, since it is larger than the sum of its proper divisors (619088234).

1157425582 is a wasteful number, since it uses less digits than its factorization.

1157425582 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13458482.

The product of its digits is 112000, while the sum is 40.

The square root of 1157425582 is about 34020.9579818088. The cubic root of 1157425582 is about 1049.9397038694.

The spelling of 1157425582 in words is "one billion, one hundred fifty-seven million, four hundred twenty-five thousand, five hundred eighty-two".