1342571 has 2 divisors, whose sum is σ = 1342572. Its totient is φ = 1342570.

The previous prime is 1342567. The next prime is 1342573. The reversal of 1342571 is 1752431.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1342571 - 2² = 1342567 is a prime.

Together with 1342573, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (1342573) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 671285 + 671286.

It is an arithmetic number, because the mean of its divisors is an integer number (671286).

2^1342571 is an apocalyptic number.

1342571 is a deficient number, since it is larger than the sum of its proper divisors (1).

1342571 is an equidigital number, since it uses as much as digits as its factorization.

1342571 is an evil number, because the sum of its binary digits is even.

The product of its digits is 840, while the sum is 23.

The square root of 1342571 is about 1158.6936609821. The cubic root of 1342571 is about 110.3178410557.

The spelling of 1342571 in words is "one million, three hundred forty-two thousand, five hundred seventy-one".