508950121 has 2 divisors, whose sum is σ = 508950122. Its totient is φ = 508950120.

The previous prime is 508950077. The next prime is 508950137. The reversal of 508950121 is 121059805.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 321807721 + 187142400 = 17939^2 + 13680^2 .

It is a cyclic number.

It is not a de Polignac number, because 508950121 - 2¹¹ = 508948073 is a prime.

It is not a weakly prime, because it can be changed into another prime (508953121) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 254475060 + 254475061.

It is an arithmetic number, because the mean of its divisors is an integer number (254475061).

Almost surely, 2^508950121 is an apocalyptic number.

It is an amenable number.

508950121 is a deficient number, since it is larger than the sum of its proper divisors (1).

508950121 is an equidigital number, since it uses as much as digits as its factorization.

508950121 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3600, while the sum is 31.

The square root of 508950121 is about 22559.9228943718. The cubic root of 508950121 is about 798.4083567941.

The spelling of 508950121 in words is "five hundred eight million, nine hundred fifty thousand, one hundred twenty-one".