2975961613 has 2 divisors, whose sum is σ = 2975961614. Its totient is φ = 2975961612.

The previous prime is 2975961517. The next prime is 2975961617. The reversal of 2975961613 is 3161695792.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2814620809 + 161340804 = 53053^2 + 12702^2 .

It is a cyclic number.

It is not a de Polignac number, because 2975961613 - 2⁹ = 2975961101 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2975961617) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1487980806 + 1487980807.

It is an arithmetic number, because the mean of its divisors is an integer number (1487980807).

Almost surely, 2^2975961613 is an apocalyptic number.

It is an amenable number.

2975961613 is a deficient number, since it is larger than the sum of its proper divisors (1).

2975961613 is an equidigital number, since it uses as much as digits as its factorization.

2975961613 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 612360, while the sum is 49.

The square root of 2975961613 is about 54552.3749528836. The cubic root of 2975961613 is about 1438.3870850597.

It can be divided in two parts, 297596 and 1613, that added together give a square (299209 = 547²).

The spelling of 2975961613 in words is "two billion, nine hundred seventy-five million, nine hundred sixty-one thousand, six hundred thirteen".