113473237545 has 12 divisors (see below), whose sum is σ = 196686945156. Its totient is φ = 60519060000.

The previous prime is 113473237531. The next prime is 113473237573. The reversal of 113473237545 is 545732374311.

113473237545 is a `hidden beast` number, since 1 + 1 + 3 + 4 + 73 + 2 + 37 + 545 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 32971659561 + 80501577984 = 181581^2 + 283728^2 .

It is not a de Polignac number, because 113473237545 - 2⁸ = 113473237289 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45), and also a Moran number because the ratio is a prime number: 2521627501 = 113473237545 / (1 + 1 + 3 + 4 + 7 + 3 + 2 + 3 + 7 + 5 + 4 + 5).

It is a self number, because there is not a number n which added to its sum of digits gives 113473237545.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1260813706 + ... + 1260813795.

It is an arithmetic number, because the mean of its divisors is an integer number (16390578763).

Almost surely, 2^113473237545 is an apocalyptic number.

113473237545 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

113473237545 is a deficient number, since it is larger than the sum of its proper divisors (83213707611).

113473237545 is a wasteful number, since it uses less digits than its factorization.

113473237545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2521627512 (or 2521627509 counting only the distinct ones).

The product of its digits is 1058400, while the sum is 45.

The spelling of 113473237545 in words is "one hundred thirteen billion, four hundred seventy-three million, two hundred thirty-seven thousand, five hundred forty-five".