342996971 has 2 divisors, whose sum is σ = 342996972. Its totient is φ = 342996970.

The previous prime is 342996959. The next prime is 342996977. The reversal of 342996971 is 179699243.

It is a strong prime.

It is an emirp because it is prime and its reverse (179699243) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-342996971 is a prime.

It is not a weakly prime, because it can be changed into another prime (342996977) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 171498485 + 171498486.

It is an arithmetic number, because the mean of its divisors is an integer number (171498486).

Almost surely, 2^342996971 is an apocalyptic number.

342996971 is a deficient number, since it is larger than the sum of its proper divisors (1).

342996971 is an equidigital number, since it uses as much as digits as its factorization.

342996971 is an evil number, because the sum of its binary digits is even.

The product of its digits is 734832, while the sum is 50.

The square root of 342996971 is about 18520.1774019581. The cubic root of 342996971 is about 699.9979394497.

The spelling of 342996971 in words is "three hundred forty-two million, nine hundred ninety-six thousand, nine hundred seventy-one".