117044537 has 4 divisors (see below), whose sum is σ = 117129600. Its totient is φ = 116959476.

The previous prime is 117044519. The next prime is 117044567. The reversal of 117044537 is 735440711.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 117044537 - 2¹⁰ = 117043513 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (117044567) 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, 40433 + ... + 43230.

It is an arithmetic number, because the mean of its divisors is an integer number (29282400).

Almost surely, 2^117044537 is an apocalyptic number.

It is an amenable number.

117044537 is a deficient number, since it is larger than the sum of its proper divisors (85063).

117044537 is an equidigital number, since it uses as much as digits as its factorization.

117044537 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85062.

The product of its (nonzero) digits is 11760, while the sum is 32.

The square root of 117044537 is about 10818.7123540651. The cubic root of 117044537 is about 489.1593764007.

The spelling of 117044537 in words is "one hundred seventeen million, forty-four thousand, five hundred thirty-seven".