2513320697 has 2 divisors, whose sum is σ = 2513320698. Its totient is φ = 2513320696.

The previous prime is 2513320651. The next prime is 2513320727. The reversal of 2513320697 is 7960233152.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1884514921 + 628805776 = 43411^2 + 25076^2 .

It is a cyclic number.

It is not a de Polignac number, because 2513320697 - 2⁶ = 2513320633 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2513320697.

It is not a weakly prime, because it can be changed into another prime (2513325697) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1256660348 + 1256660349.

It is an arithmetic number, because the mean of its divisors is an integer number (1256660349).

Almost surely, 2^2513320697 is an apocalyptic number.

It is an amenable number.

2513320697 is a deficient number, since it is larger than the sum of its proper divisors (1).

2513320697 is an equidigital number, since it uses as much as digits as its factorization.

2513320697 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 68040, while the sum is 38.

The square root of 2513320697 is about 50133.0300001905. The cubic root of 2513320697 is about 1359.6150685760.

The spelling of 2513320697 in words is "two billion, five hundred thirteen million, three hundred twenty thousand, six hundred ninety-seven".