763730013 has 4 divisors (see below), whose sum is σ = 1018306688. Its totient is φ = 509153340.

The previous prime is 763730003. The next prime is 763730021. The reversal of 763730013 is 310037367.

763730013 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 not a de Polignac number, because 763730013 - 2²² = 759535709 is a prime.

It is a super-3 number, since 3×763730013³ (a number of 28 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (763730003) 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, 127288333 + ... + 127288338.

It is an arithmetic number, because the mean of its divisors is an integer number (254576672).

Almost surely, 2^763730013 is an apocalyptic number.

It is an amenable number.

763730013 is a deficient number, since it is larger than the sum of its proper divisors (254576675).

763730013 is a wasteful number, since it uses less digits than its factorization.

763730013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 254576674.

The product of its (nonzero) digits is 7938, while the sum is 30.

The square root of 763730013 is about 27635.6655971952. The cubic root of 763730013 is about 914.0710462101.

The spelling of 763730013 in words is "seven hundred sixty-three million, seven hundred thirty thousand, thirteen".