2670974729 has 2 divisors, whose sum is σ = 2670974730. Its totient is φ = 2670974728.

The previous prime is 2670974707. The next prime is 2670974741. The reversal of 2670974729 is 9274790762.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2670512329 + 462400 = 51677^2 + 680^2 .

It is a cyclic number.

It is not a de Polignac number, because 2670974729 - 2²⁰ = 2669926153 is a prime.

It is not a weakly prime, because it can be changed into another prime (2670974029) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1335487364 + 1335487365.

It is an arithmetic number, because the mean of its divisors is an integer number (1335487365).

Almost surely, 2^2670974729 is an apocalyptic number.

It is an amenable number.

2670974729 is a deficient number, since it is larger than the sum of its proper divisors (1).

2670974729 is an equidigital number, since it uses as much as digits as its factorization.

2670974729 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2667168, while the sum is 53.

The square root of 2670974729 is about 51681.4737502715. The cubic root of 2670974729 is about 1387.4689078226.

The spelling of 2670974729 in words is "two billion, six hundred seventy million, nine hundred seventy-four thousand, seven hundred twenty-nine".