761113565 has 4 divisors (see below), whose sum is σ = 913336284. Its totient is φ = 608890848.

The previous prime is 761113553. The next prime is 761113601. The reversal of 761113565 is 565311167.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 531348601 + 229764964 = 23051^2 + 15158^2 .

It is a cyclic number.

It is not a de Polignac number, because 761113565 - 2¹² = 761109469 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 76111352 + ... + 76111361.

It is an arithmetic number, because the mean of its divisors is an integer number (228334071).

Almost surely, 2^761113565 is an apocalyptic number.

It is an amenable number.

761113565 is a deficient number, since it is larger than the sum of its proper divisors (152222719).

761113565 is a wasteful number, since it uses less digits than its factorization.

761113565 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 152222718.

The product of its digits is 18900, while the sum is 35.

The square root of 761113565 is about 27588.2867354970. The cubic root of 761113565 is about 913.0260191001.

The spelling of 761113565 in words is "seven hundred sixty-one million, one hundred thirteen thousand, five hundred sixty-five".