115401142 has 16 divisors (see below), whose sum is σ = 180238464. Its totient is φ = 55368000.

The previous prime is 115401133. The next prime is 115401157. The reversal of 115401142 is 241104511.

It is a congruent 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, 6534 + ... + 16537.

It is an arithmetic number, because the mean of its divisors is an integer number (11264904).

Almost surely, 2^115401142 is an apocalyptic number.

115401142 is a deficient number, since it is larger than the sum of its proper divisors (64837322).

115401142 is a wasteful number, since it uses less digits than its factorization.

115401142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23175.

The product of its (nonzero) digits is 160, while the sum is 19.

The square root of 115401142 is about 10742.4923551288. The cubic root of 115401142 is about 486.8591862530.

Adding to 115401142 its reverse (241104511), we get a palindrome (356505653).

The spelling of 115401142 in words is "one hundred fifteen million, four hundred one thousand, one hundred forty-two".