1342976057 has 2 divisors, whose sum is σ = 1342976058. Its totient is φ = 1342976056.

The previous prime is 1342976039. The next prime is 1342976059. The reversal of 1342976057 is 7506792431.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 696748816 + 646227241 = 26396^2 + 25421^2 .

It is a cyclic number.

It is not a de Polignac number, because 1342976057 - 2⁸ = 1342975801 is a prime.

Together with 1342976059, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 1342975999 and 1342976017.

It is not a weakly prime, because it can be changed into another prime (1342976059) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 671488028 + 671488029.

It is an arithmetic number, because the mean of its divisors is an integer number (671488029).

Almost surely, 2^1342976057 is an apocalyptic number.

It is an amenable number.

1342976057 is a deficient number, since it is larger than the sum of its proper divisors (1).

1342976057 is an equidigital number, since it uses as much as digits as its factorization.

1342976057 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 317520, while the sum is 44.

The square root of 1342976057 is about 36646.6377311753. The cubic root of 1342976057 is about 1103.2893432888.

The spelling of 1342976057 in words is "one billion, three hundred forty-two million, nine hundred seventy-six thousand, fifty-seven".