505156051 has 2 divisors, whose sum is σ = 505156052. Its totient is φ = 505156050.

The previous prime is 505156033. The next prime is 505156063. The reversal of 505156051 is 150651505.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 505156051 - 2⁵ = 505156019 is a prime.

It is not a weakly prime, because it can be changed into another prime (505156151) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 252578025 + 252578026.

It is an arithmetic number, because the mean of its divisors is an integer number (252578026).

Almost surely, 2^505156051 is an apocalyptic number.

505156051 is a deficient number, since it is larger than the sum of its proper divisors (1).

505156051 is an equidigital number, since it uses as much as digits as its factorization.

505156051 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3750, while the sum is 28.

The square root of 505156051 is about 22475.6768752356. The cubic root of 505156051 is about 796.4194416399.

The spelling of 505156051 in words is "five hundred five million, one hundred fifty-six thousand, fifty-one".