2970521117 has 2 divisors, whose sum is σ = 2970521118. Its totient is φ = 2970521116.

The previous prime is 2970521077. The next prime is 2970521143. The reversal of 2970521117 is 7111250792.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2823965881 + 146555236 = 53141^2 + 12106^2 .

It is a cyclic number.

It is not a de Polignac number, because 2970521117 - 2¹⁶ = 2970455581 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2970521317) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1485260558 + 1485260559.

It is an arithmetic number, because the mean of its divisors is an integer number (1485260559).

Almost surely, 2^2970521117 is an apocalyptic number.

It is an amenable number.

2970521117 is a deficient number, since it is larger than the sum of its proper divisors (1).

2970521117 is an equidigital number, since it uses as much as digits as its factorization.

2970521117 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8820, while the sum is 35.

The square root of 2970521117 is about 54502.4872551703. The cubic root of 2970521117 is about 1437.5100225842.

The spelling of 2970521117 in words is "two billion, nine hundred seventy million, five hundred twenty-one thousand, one hundred seventeen".