1357250117 has 2 divisors, whose sum is σ = 1357250118. Its totient is φ = 1357250116.

The previous prime is 1357250057. The next prime is 1357250159. The reversal of 1357250117 is 7110527531.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1311091681 + 46158436 = 36209^2 + 6794^2 .

It is a cyclic number.

It is not a de Polignac number, because 1357250117 - 2¹⁴ = 1357233733 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1357250177) 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, 678625058 + 678625059.

It is an arithmetic number, because the mean of its divisors is an integer number (678625059).

Almost surely, 2^1357250117 is an apocalyptic number.

It is an amenable number.

1357250117 is a deficient number, since it is larger than the sum of its proper divisors (1).

1357250117 is an equidigital number, since it uses as much as digits as its factorization.

1357250117 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7350, while the sum is 32.

The square root of 1357250117 is about 36840.8756274875. The cubic root of 1357250117 is about 1107.1844116060.

Adding to 1357250117 its reverse (7110527531), we get a palindrome (8467777648).

The spelling of 1357250117 in words is "one billion, three hundred fifty-seven million, two hundred fifty thousand, one hundred seventeen".