1373314157 has 2 divisors, whose sum is σ = 1373314158. Its totient is φ = 1373314156.

The previous prime is 1373314123. The next prime is 1373314171. The reversal of 1373314157 is 7514133731.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1020099721 + 353214436 = 31939^2 + 18794^2 .

It is a cyclic number.

It is not a de Polignac number, because 1373314157 - 2⁶ = 1373314093 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1373311157) 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, 686657078 + 686657079.

It is an arithmetic number, because the mean of its divisors is an integer number (686657079).

Almost surely, 2^1373314157 is an apocalyptic number.

It is an amenable number.

1373314157 is a deficient number, since it is larger than the sum of its proper divisors (1).

1373314157 is an equidigital number, since it uses as much as digits as its factorization.

1373314157 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 26460, while the sum is 35.

The square root of 1373314157 is about 37058.2535611164. The cubic root of 1373314157 is about 1111.5354010903.

Adding to 1373314157 its reverse (7514133731), we get a palindrome (8887447888).

The spelling of 1373314157 in words is "one billion, three hundred seventy-three million, three hundred fourteen thousand, one hundred fifty-seven".