4918880731 has 2 divisors, whose sum is σ = 4918880732. Its totient is φ = 4918880730.

The previous prime is 4918880723. The next prime is 4918880783. The reversal of 4918880731 is 1370888194.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4918880731 - 2³ = 4918880723 is a prime.

It is a super-2 number, since 2×4918880731² = 48390775291606188722, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (4918880711) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2459440365 + 2459440366.

It is an arithmetic number, because the mean of its divisors is an integer number (2459440366).

Almost surely, 2^4918880731 is an apocalyptic number.

4918880731 is a deficient number, since it is larger than the sum of its proper divisors (1).

4918880731 is an equidigital number, since it uses as much as digits as its factorization.

4918880731 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 387072, while the sum is 49.

The square root of 4918880731 is about 70134.7327007097. The cubic root of 4918880731 is about 1700.6780145559.

The spelling of 4918880731 in words is "four billion, nine hundred eighteen million, eight hundred eighty thousand, seven hundred thirty-one".