761313911 has 4 divisors (see below), whose sum is σ = 761631312. Its totient is φ = 760996512.

The previous prime is 761313877. The next prime is 761313919. The reversal of 761313911 is 119313167.

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: 119313167 = 23 ⋅5187529.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-761313911 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 (761313919) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 155075 + ... + 159908.

It is an arithmetic number, because the mean of its divisors is an integer number (190407828).

Almost surely, 2^761313911 is an apocalyptic number.

761313911 is a deficient number, since it is larger than the sum of its proper divisors (317401).

761313911 is a wasteful number, since it uses less digits than its factorization.

761313911 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 317400.

The product of its digits is 3402, while the sum is 32.

The square root of 761313911 is about 27591.9174940779. The cubic root of 761313911 is about 913.1061232491.

The spelling of 761313911 in words is "seven hundred sixty-one million, three hundred thirteen thousand, nine hundred eleven".