115211542 has 8 divisors (see below), whose sum is σ = 175746600. Its totient is φ = 56629344.

The previous prime is 115211539. The next prime is 115211549. The reversal of 115211542 is 245112511.

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 (115211549) 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, 488067 + ... + 488302.

It is an arithmetic number, because the mean of its divisors is an integer number (21968325).

Almost surely, 2^115211542 is an apocalyptic number.

115211542 is a deficient number, since it is larger than the sum of its proper divisors (60535058).

115211542 is an equidigital number, since it uses as much as digits as its factorization.

115211542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 976430.

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

The square root of 115211542 is about 10733.6639597111. The cubic root of 115211542 is about 486.5924092827.

The spelling of 115211542 in words is "one hundred fifteen million, two hundred eleven thousand, five hundred forty-two".