115342120 has 16 divisors (see below), whose sum is σ = 259519860. Its totient is φ = 46136832.

The previous prime is 115342111. The next prime is 115342147. The reversal of 115342120 is 21243511.

It can be written as a sum of positive squares in 2 ways, for example, as 114447204 + 894916 = 10698^2 + 946^2 .

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, 1441737 + ... + 1441816.

Almost surely, 2^115342120 is an apocalyptic number.

115342120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

115342120 is an abundant number, since it is smaller than the sum of its proper divisors (144177740).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

115342120 is a wasteful number, since it uses less digits than its factorization.

115342120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2883564 (or 2883560 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 19.

The square root of 115342120 is about 10739.7448759270. The cubic root of 115342120 is about 486.7761706008.

Adding to 115342120 its reverse (21243511), we get a palindrome (136585631).

The spelling of 115342120 in words is "one hundred fifteen million, three hundred forty-two thousand, one hundred twenty".