113531128903489 has 8 divisors (see below), whose sum is σ = 123852712044960. Its totient is φ = 103209640999200.

The previous prime is 113531128903469. The next prime is 113531128903501. The reversal of 113531128903489 is 984309821135311.

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 113531128903489 - 2¹³ = 113531128895297 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (113531128903469) 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, 21305292 + ... + 26095549.

It is an arithmetic number, because the mean of its divisors is an integer number (15481589005620).

Almost surely, 2^{113531128903489} is an apocalyptic number.

It is an amenable number.

113531128903489 is a deficient number, since it is larger than the sum of its proper divisors (10321583141471).

113531128903489 is a wasteful number, since it uses less digits than its factorization.

113531128903489 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47618591.

The product of its (nonzero) digits is 5598720, while the sum is 58.

The spelling of 113531128903489 in words is "one hundred thirteen trillion, five hundred thirty-one billion, one hundred twenty-eight million, nine hundred three thousand, four hundred eighty-nine".