505015051 has 2 divisors, whose sum is σ = 505015052. Its totient is φ = 505015050.

The previous prime is 505015013. The next prime is 505015061. The reversal of 505015051 is 150510505.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 505015051 - 2⁹ = 505014539 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (505015061) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 252507525 + 252507526.

It is an arithmetic number, because the mean of its divisors is an integer number (252507526).

Almost surely, 2^505015051 is an apocalyptic number.

505015051 is a deficient number, since it is larger than the sum of its proper divisors (1).

505015051 is an equidigital number, since it uses as much as digits as its factorization.

505015051 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 625, while the sum is 22.

The square root of 505015051 is about 22472.5399321038. The cubic root of 505015051 is about 796.3453354367.

Adding to 505015051 its reverse (150510505), we get a palindrome (655525556).

The spelling of 505015051 in words is "five hundred five million, fifteen thousand, fifty-one".