342113939 has 2 divisors, whose sum is σ = 342113940. Its totient is φ = 342113938.

The previous prime is 342113917. The next prime is 342113969. The reversal of 342113939 is 939311243.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 342113939 - 2²⁰ = 341065363 is a prime.

It is a Sophie Germain prime.

It is a junction number, because it is equal to n+sod(n) for n = 342113899 and 342113908.

It is not a weakly prime, because it can be changed into another prime (342113969) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 171056969 + 171056970.

It is an arithmetic number, because the mean of its divisors is an integer number (171056970).

Almost surely, 2^342113939 is an apocalyptic number.

342113939 is a deficient number, since it is larger than the sum of its proper divisors (1).

342113939 is an equidigital number, since it uses as much as digits as its factorization.

342113939 is an evil number, because the sum of its binary digits is even.

The product of its digits is 17496, while the sum is 35.

The square root of 342113939 is about 18496.3223101242. The cubic root of 342113939 is about 699.3967176363.

The spelling of 342113939 in words is "three hundred forty-two million, one hundred thirteen thousand, nine hundred thirty-nine".