747835013 has 2 divisors, whose sum is σ = 747835014. Its totient is φ = 747835012.

The previous prime is 747834991. The next prime is 747835019. The reversal of 747835013 is 310538747.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 747639649 + 195364 = 27343^2 + 442^2 .

It is an emirp because it is prime and its reverse (310538747) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 747835013 - 2²⁰ = 746786437 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (747835019) 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 as a sum of consecutive naturals, namely, 373917506 + 373917507.

It is an arithmetic number, because the mean of its divisors is an integer number (373917507).

Almost surely, 2^747835013 is an apocalyptic number.

It is an amenable number.

747835013 is a deficient number, since it is larger than the sum of its proper divisors (1).

747835013 is an equidigital number, since it uses as much as digits as its factorization.

747835013 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 70560, while the sum is 38.

The square root of 747835013 is about 27346.5722349255. The cubic root of 747835013 is about 907.6852222064.

The spelling of 747835013 in words is "seven hundred forty-seven million, eight hundred thirty-five thousand, thirteen".