2939131651 has 2 divisors, whose sum is σ = 2939131652. Its totient is φ = 2939131650.

The previous prime is 2939131627. The next prime is 2939131681. The reversal of 2939131651 is 1561319392.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2939131651 - 2⁵ = 2939131619 is a prime.

It is not a weakly prime, because it can be changed into another prime (2939131681) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1469565825 + 1469565826.

It is an arithmetic number, because the mean of its divisors is an integer number (1469565826).

Almost surely, 2^2939131651 is an apocalyptic number.

2939131651 is a deficient number, since it is larger than the sum of its proper divisors (1).

2939131651 is an equidigital number, since it uses as much as digits as its factorization.

2939131651 is an evil number, because the sum of its binary digits is even.

The product of its digits is 43740, while the sum is 40.

The square root of 2939131651 is about 54213.7588717108. The cubic root of 2939131651 is about 1432.4286977029.

The spelling of 2939131651 in words is "two billion, nine hundred thirty-nine million, one hundred thirty-one thousand, six hundred fifty-one".