504351157 has 2 divisors, whose sum is σ = 504351158. Its totient is φ = 504351156.

The previous prime is 504351137. The next prime is 504351187. The reversal of 504351157 is 751153405.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 489250161 + 15100996 = 22119^2 + 3886^2 .

It is a cyclic number.

It is not a de Polignac number, because 504351157 - 2²³ = 495962549 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (504351137) 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, 252175578 + 252175579.

It is an arithmetic number, because the mean of its divisors is an integer number (252175579).

Almost surely, 2^504351157 is an apocalyptic number.

It is an amenable number.

504351157 is a deficient number, since it is larger than the sum of its proper divisors (1).

504351157 is an equidigital number, since it uses as much as digits as its factorization.

504351157 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10500, while the sum is 31.

The square root of 504351157 is about 22457.7638468303. The cubic root of 504351157 is about 795.9962232466.

The spelling of 504351157 in words is "five hundred four million, three hundred fifty-one thousand, one hundred fifty-seven".