342087019 has 2 divisors, whose sum is σ = 342087020. Its totient is φ = 342087018.

The previous prime is 342087013. The next prime is 342087023. The reversal of 342087019 is 910780243.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 342087019 - 2¹³ = 342078827 is a prime.

It is a super-2 number, since 2×342087019² = 234047057136612722, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (342087013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 171043509 + 171043510.

It is an arithmetic number, because the mean of its divisors is an integer number (171043510).

Almost surely, 2^342087019 is an apocalyptic number.

342087019 is a deficient number, since it is larger than the sum of its proper divisors (1).

342087019 is an equidigital number, since it uses as much as digits as its factorization.

342087019 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12096, while the sum is 34.

The square root of 342087019 is about 18495.5945835758. The cubic root of 342087019 is about 699.3783726238.

The spelling of 342087019 in words is "three hundred forty-two million, eighty-seven thousand, nineteen".