747300139 has 4 divisors (see below), whose sum is σ = 764679256. Its totient is φ = 729921024.

The previous prime is 747300121. The next prime is 747300157. The reversal of 747300139 is 931003747.

747300139 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.

It is an interprime number because it is at equal distance from previous prime (747300121) and next prime (747300157).

It is a cyclic number.

It is not a de Polignac number, because 747300139 - 2⁷ = 747300011 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (747300109) 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, 8689494 + ... + 8689579.

It is an arithmetic number, because the mean of its divisors is an integer number (191169814).

Almost surely, 2^747300139 is an apocalyptic number.

747300139 is a deficient number, since it is larger than the sum of its proper divisors (17379117).

747300139 is a wasteful number, since it uses less digits than its factorization.

747300139 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17379116.

The product of its (nonzero) digits is 15876, while the sum is 34.

The square root of 747300139 is about 27336.7909418790. The cubic root of 747300139 is about 907.4687693745.

The spelling of 747300139 in words is "seven hundred forty-seven million, three hundred thousand, one hundred thirty-nine".