113542131 has 8 divisors (see below), whose sum is σ = 152296704. Its totient is φ = 75241160.

The previous prime is 113542129. The next prime is 113542151. The reversal of 113542131 is 131245311.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 113542131 - 2¹ = 113542129 is a prime.

It is a super-2 number, since 2×113542131² = 25783631024042322, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 113542098 and 113542107.

It is not an unprimeable number, because it can be changed into a prime (113542151) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 112815 + ... + 113816.

It is an arithmetic number, because the mean of its divisors is an integer number (19037088).

Almost surely, 2^113542131 is an apocalyptic number.

113542131 is a deficient number, since it is larger than the sum of its proper divisors (38754573).

113542131 is a wasteful number, since it uses less digits than its factorization.

113542131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 226801.

The product of its digits is 360, while the sum is 21.

The square root of 113542131 is about 10655.6149986756. The cubic root of 113542131 is about 484.2307300397.

Adding to 113542131 its reverse (131245311), we get a palindrome (244787442).

The spelling of 113542131 in words is "one hundred thirteen million, five hundred forty-two thousand, one hundred thirty-one".