500000007953 has 2 divisors, whose sum is σ = 500000007954. Its totient is φ = 500000007952.

The previous prime is 500000007931. The next prime is 500000007971. The reversal of 500000007953 is 359700000005.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 492455869504 + 7544138449 = 701752^2 + 86857^2 .

It is a cyclic number.

It is not a de Polignac number, because 500000007953 - 2⁸ = 500000007697 is a prime.

It is not a weakly prime, because it can be changed into another prime (500000003953) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 250000003976 + 250000003977.

It is an arithmetic number, because the mean of its divisors is an integer number (250000003977).

Almost surely, 2^500000007953 is an apocalyptic number.

It is an amenable number.

500000007953 is a deficient number, since it is larger than the sum of its proper divisors (1).

500000007953 is an equidigital number, since it uses as much as digits as its factorization.

500000007953 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4725, while the sum is 29.

Adding to 500000007953 its reverse (359700000005), we get a palindrome (859700007958).

The spelling of 500000007953 in words is "five hundred billion, seven thousand, nine hundred fifty-three".