342915319 has 2 divisors, whose sum is σ = 342915320. Its totient is φ = 342915318.

The previous prime is 342915317. The next prime is 342915323. The reversal of 342915319 is 913519243.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 342915319 - 2¹ = 342915317 is a prime.

It is a super-2 number, since 2×342915319² = 235181832009743522, which contains 22 as substring.

Together with 342915317, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (342915317) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 171457659 + 171457660.

It is an arithmetic number, because the mean of its divisors is an integer number (171457660).

Almost surely, 2^342915319 is an apocalyptic number.

342915319 is a deficient number, since it is larger than the sum of its proper divisors (1).

342915319 is an equidigital number, since it uses as much as digits as its factorization.

342915319 is an evil number, because the sum of its binary digits is even.

The product of its digits is 29160, while the sum is 37.

The square root of 342915319 is about 18517.9728642203. The cubic root of 342915319 is about 699.9423891362.

The spelling of 342915319 in words is "three hundred forty-two million, nine hundred fifteen thousand, three hundred nineteen".