747237513 has 16 divisors (see below), whose sum is σ = 1107400896. Its totient is φ = 444325440.

The previous prime is 747237509. The next prime is 747237539. The reversal of 747237513 is 315732747.

It is not a de Polignac number, because 747237513 - 2² = 747237509 is a prime.

It is not an unprimeable number, because it can be changed into a prime (747237313) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 211870 + ... + 215367.

It is an arithmetic number, because the mean of its divisors is an integer number (69212556).

Almost surely, 2^747237513 is an apocalyptic number.

It is an amenable number.

747237513 is a deficient number, since it is larger than the sum of its proper divisors (360163383).

747237513 is a wasteful number, since it uses less digits than its factorization.

747237513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 427304.

The product of its digits is 123480, while the sum is 39.

The square root of 747237513 is about 27335.6454652163. The cubic root of 747237513 is about 907.4434191287.

The spelling of 747237513 in words is "seven hundred forty-seven million, two hundred thirty-seven thousand, five hundred thirteen".