3981080351 has 2 divisors, whose sum is σ = 3981080352. Its totient is φ = 3981080350.

The previous prime is 3981080297. The next prime is 3981080359. The reversal of 3981080351 is 1530801893.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 3981080351 - 2¹⁴ = 3981063967 is a prime.

It is a super-2 number, since 2×3981080351² = 31698001522236566402, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3981080359) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1990540175 + 1990540176.

It is an arithmetic number, because the mean of its divisors is an integer number (1990540176).

Almost surely, 2^3981080351 is an apocalyptic number.

3981080351 is a deficient number, since it is larger than the sum of its proper divisors (1).

3981080351 is an equidigital number, since it uses as much as digits as its factorization.

3981080351 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 25920, while the sum is 38.

The square root of 3981080351 is about 63095.8029586755. The cubic root of 3981080351 is about 1584.8943397342.

The spelling of 3981080351 in words is "three billion, nine hundred eighty-one million, eighty thousand, three hundred fifty-one".