747117377 has 8 divisors (see below), whose sum is σ = 799222536. Its totient is φ = 695918592.

The previous prime is 747117367. The next prime is 747117383. The reversal of 747117377 is 773711747.

It can be written as a sum of positive squares in 4 ways, for example, as 450967696 + 296149681 = 21236^2 + 17209^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 747117377 - 2¹⁸ = 746855233 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (747117317) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 224888 + ... + 228185.

It is an arithmetic number, because the mean of its divisors is an integer number (99902817).

Almost surely, 2^747117377 is an apocalyptic number.

It is an amenable number.

747117377 is a deficient number, since it is larger than the sum of its proper divisors (52105159).

747117377 is a wasteful number, since it uses less digits than its factorization.

747117377 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 453187.

The product of its digits is 201684, while the sum is 44.

The square root of 747117377 is about 27333.4479530117. The cubic root of 747117377 is about 907.3947855668.

The spelling of 747117377 in words is "seven hundred forty-seven million, one hundred seventeen thousand, three hundred seventy-seven".