1115520412 has 12 divisors (see below), whose sum is σ = 1952501320. Its totient is φ = 557662896.

The previous prime is 1115520403. The next prime is 1115520431. The reversal of 1115520412 is 2140255111.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5539 + ... + 47557.

Almost surely, 2^1115520412 is an apocalyptic number.

It is an amenable number.

1115520412 is a deficient number, since it is larger than the sum of its proper divisors (836980908).

1115520412 is a wasteful number, since it uses less digits than its factorization.

1115520412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48660 (or 48658 counting only the distinct ones).

The product of its (nonzero) digits is 400, while the sum is 22.

The square root of 1115520412 is about 33399.4073600116. The cubic root of 1115520412 is about 1037.1124326230.

Adding to 1115520412 its reverse (2140255111), we get a palindrome (3255775523).

The spelling of 1115520412 in words is "one billion, one hundred fifteen million, five hundred twenty thousand, four hundred twelve".