973057513 has 2 divisors, whose sum is σ = 973057514. Its totient is φ = 973057512.

The previous prime is 973057499. The next prime is 973057523. The reversal of 973057513 is 315750379.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 617621904 + 355435609 = 24852^2 + 18853^2 .

It is a cyclic number.

It is not a de Polignac number, because 973057513 - 2¹³ = 973049321 is a prime.

It is not a weakly prime, because it can be changed into another prime (973057523) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 486528756 + 486528757.

It is an arithmetic number, because the mean of its divisors is an integer number (486528757).

Almost surely, 2^973057513 is an apocalyptic number.

It is an amenable number.

973057513 is a deficient number, since it is larger than the sum of its proper divisors (1).

973057513 is an equidigital number, since it uses as much as digits as its factorization.

973057513 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 99225, while the sum is 40.

The square root of 973057513 is about 31193.8697984075. The cubic root of 973057513 is about 990.9372863363.

The spelling of 973057513 in words is "nine hundred seventy-three million, fifty-seven thousand, five hundred thirteen".