117562465 has 4 divisors (see below), whose sum is σ = 141074964. Its totient is φ = 94049968.

The previous prime is 117562411. The next prime is 117562469. The reversal of 117562465 is 564265711.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 564265711 = 263 ⋅2145497.

It can be written as a sum of positive squares in 2 ways, for example, as 61716736 + 55845729 = 7856^2 + 7473^2 .

It is a cyclic number.

It is not a de Polignac number, because 117562465 - 2¹⁹ = 117038177 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (117562469) 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, 11756242 + ... + 11756251.

It is an arithmetic number, because the mean of its divisors is an integer number (35268741).

Almost surely, 2^117562465 is an apocalyptic number.

It is an amenable number.

117562465 is a deficient number, since it is larger than the sum of its proper divisors (23512499).

117562465 is an equidigital number, since it uses as much as digits as its factorization.

117562465 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23512498.

The product of its digits is 50400, while the sum is 37.

The square root of 117562465 is about 10842.6226071002. The cubic root of 117562465 is about 489.8798330901.

The spelling of 117562465 in words is "one hundred seventeen million, five hundred sixty-two thousand, four hundred sixty-five".