342556051 has 2 divisors, whose sum is σ = 342556052. Its totient is φ = 342556050.

The previous prime is 342556021. The next prime is 342556079. The reversal of 342556051 is 150655243.

It is a strong prime.

It is an emirp because it is prime and its reverse (150655243) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 342556051 - 2²³ = 334167443 is a prime.

It is not a weakly prime, because it can be changed into another prime (342556021) 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, 171278025 + 171278026.

It is an arithmetic number, because the mean of its divisors is an integer number (171278026).

Almost surely, 2^342556051 is an apocalyptic number.

342556051 is a deficient number, since it is larger than the sum of its proper divisors (1).

342556051 is an equidigital number, since it uses as much as digits as its factorization.

342556051 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 18000, while the sum is 31.

The square root of 342556051 is about 18508.2698002812. The cubic root of 342556051 is about 699.6978634871.

The spelling of 342556051 in words is "three hundred forty-two million, five hundred fifty-six thousand, fifty-one".