1139411572 has 54 divisors (see below), whose sum is σ = 2233648242. Its totient is φ = 505548000.

The previous prime is 1139411569. The next prime is 1139411573. The reversal of 1139411572 is 2751149311.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 788823396 + 350588176 = 28086^2 + 18724^2 .

It is a super-2 number, since 2×1139411572² = 2596517460815022368, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1139411573) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 7545697 + ... + 7545847.

Almost surely, 2^1139411572 is an apocalyptic number.

It is an amenable number.

1139411572 is a deficient number, since it is larger than the sum of its proper divisors (1094236670).

1139411572 is a wasteful number, since it uses less digits than its factorization.

1139411572 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 381 (or 197 counting only the distinct ones).

The product of its digits is 7560, while the sum is 34.

The square root of 1139411572 is about 33755.1710408939. The cubic root of 1139411572 is about 1044.4641597087.

The spelling of 1139411572 in words is "one billion, one hundred thirty-nine million, four hundred eleven thousand, five hundred seventy-two".