747103631 has 4 divisors (see below), whose sum is σ = 747233112. Its totient is φ = 746974152.

The previous prime is 747103619. The next prime is 747103649. The reversal of 747103631 is 136301747.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 747103631 - 2¹⁰ = 747102607 is a prime.

It is a super-2 number, since 2×747103631² = 1116327670906768322, which contains 22 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 (747103601) 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, 55661 + ... + 67766.

It is an arithmetic number, because the mean of its divisors is an integer number (186808278).

Almost surely, 2^747103631 is an apocalyptic number.

747103631 is a deficient number, since it is larger than the sum of its proper divisors (129481).

747103631 is a wasteful number, since it uses less digits than its factorization.

747103631 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 129480.

The product of its (nonzero) digits is 10584, while the sum is 32.

The square root of 747103631 is about 27333.1965016900. The cubic root of 747103631 is about 907.3892205665.

The spelling of 747103631 in words is "seven hundred forty-seven million, one hundred three thousand, six hundred thirty-one".