4051490731 has 2 divisors, whose sum is σ = 4051490732. Its totient is φ = 4051490730.

The previous prime is 4051490701. The next prime is 4051490743. The reversal of 4051490731 is 1370941504.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4051490731 - 2²³ = 4043102123 is a prime.

It is a super-2 number, since 2×4051490731² = 32829154286757828722, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (4051490701) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2025745365 + 2025745366.

It is an arithmetic number, because the mean of its divisors is an integer number (2025745366).

Almost surely, 2^4051490731 is an apocalyptic number.

4051490731 is a deficient number, since it is larger than the sum of its proper divisors (1).

4051490731 is an equidigital number, since it uses as much as digits as its factorization.

4051490731 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 15120, while the sum is 34.

The square root of 4051490731 is about 63651.3215180958. The cubic root of 4051490731 is about 1594.1834023847.

The spelling of 4051490731 in words is "four billion, fifty-one million, four hundred ninety thousand, seven hundred thirty-one".