117265061 has 4 divisors (see below), whose sum is σ = 117456972. Its totient is φ = 117073152.

The previous prime is 117265021. The next prime is 117265073. The reversal of 117265061 is 160562711.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 160562711 = 19 ⋅8450669.

It can be written as a sum of positive squares in 2 ways, for example, as 13734436 + 103530625 = 3706^2 + 10175^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-117265061 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117265021) 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, 95036 + ... + 96261.

It is an arithmetic number, because the mean of its divisors is an integer number (29364243).

Almost surely, 2^117265061 is an apocalyptic number.

It is an amenable number.

117265061 is a deficient number, since it is larger than the sum of its proper divisors (191911).

117265061 is an equidigital number, since it uses as much as digits as its factorization.

117265061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 191910.

The product of its (nonzero) digits is 2520, while the sum is 29.

The square root of 117265061 is about 10828.8993438853. The cubic root of 117265061 is about 489.4663925986.

It can be divided in two parts, 1172650 and 61, that added together give a palindrome (1172711).

The spelling of 117265061 in words is "one hundred seventeen million, two hundred sixty-five thousand, sixty-one".