113439529 has 8 divisors (see below), whose sum is σ = 132403968. Its totient is φ = 95164800.

The previous prime is 113439517. The next prime is 113439539. The reversal of 113439529 is 925934311.

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 113439529 - 2¹³ = 113431337 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (113439539) 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, 172072 + ... + 172729.

It is an arithmetic number, because the mean of its divisors is an integer number (16550496).

Almost surely, 2^113439529 is an apocalyptic number.

It is an amenable number.

113439529 is a deficient number, since it is larger than the sum of its proper divisors (18964439).

113439529 is an equidigital number, since it uses as much as digits as its factorization.

113439529 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 344855.

The product of its digits is 29160, while the sum is 37.

The square root of 113439529 is about 10650.7994535622. The cubic root of 113439529 is about 484.0848282094.

The spelling of 113439529 in words is "one hundred thirteen million, four hundred thirty-nine thousand, five hundred twenty-nine".