1513203413573 has 2 divisors, whose sum is σ = 1513203413574. Its totient is φ = 1513203413572.

The previous prime is 1513203413471. The next prime is 1513203413587. The reversal of 1513203413573 is 3753143023151.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1283050067524 + 230153346049 = 1132718^2 + 479743^2 .

It is a cyclic number.

It is not a de Polignac number, because 1513203413573 - 2³² = 1508908446277 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1513206413573) 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, 756601706786 + 756601706787.

It is an arithmetic number, because the mean of its divisors is an integer number (756601706787).

Almost surely, 2^{1513203413573} is an apocalyptic number.

It is an amenable number.

1513203413573 is a deficient number, since it is larger than the sum of its proper divisors (1).

1513203413573 is an equidigital number, since it uses as much as digits as its factorization.

1513203413573 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 113400, while the sum is 38.

The spelling of 1513203413573 in words is "one trillion, five hundred thirteen billion, two hundred three million, four hundred thirteen thousand, five hundred seventy-three".