2057516453 has 2 divisors, whose sum is σ = 2057516454. Its totient is φ = 2057516452.

The previous prime is 2057516437. The next prime is 2057516471. The reversal of 2057516453 is 3546157502.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1989338404 + 68178049 = 44602^2 + 8257^2 .

It is a cyclic number.

It is not a de Polignac number, because 2057516453 - 2⁴ = 2057516437 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2057512453) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1028758226 + 1028758227.

It is an arithmetic number, because the mean of its divisors is an integer number (1028758227).

Almost surely, 2^2057516453 is an apocalyptic number.

It is an amenable number.

2057516453 is a deficient number, since it is larger than the sum of its proper divisors (1).

2057516453 is an equidigital number, since it uses as much as digits as its factorization.

2057516453 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 126000, while the sum is 38.

The square root of 2057516453 is about 45359.8550813382. The cubic root of 2057516453 is about 1271.8847854998.

The spelling of 2057516453 in words is "two billion, fifty-seven million, five hundred sixteen thousand, four hundred fifty-three".