2517445157 has 2 divisors, whose sum is σ = 2517445158. Its totient is φ = 2517445156.

The previous prime is 2517445121. The next prime is 2517445193. The reversal of 2517445157 is 7515447152.

It is a balanced prime because it is at equal distance from previous prime (2517445121) and next prime (2517445193).

It can be written as a sum of positive squares in only one way, i.e., 2484623716 + 32821441 = 49846^2 + 5729^2 .

It is a cyclic number.

It is not a de Polignac number, because 2517445157 - 2⁸ = 2517444901 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2517445057) 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, 1258722578 + 1258722579.

It is an arithmetic number, because the mean of its divisors is an integer number (1258722579).

Almost surely, 2^2517445157 is an apocalyptic number.

It is an amenable number.

2517445157 is a deficient number, since it is larger than the sum of its proper divisors (1).

2517445157 is an equidigital number, since it uses as much as digits as its factorization.

2517445157 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 196000, while the sum is 41.

The square root of 2517445157 is about 50174.1482937180. The cubic root of 2517445157 is about 1360.3583897249.

The spelling of 2517445157 in words is "two billion, five hundred seventeen million, four hundred forty-five thousand, one hundred fifty-seven".