1342591 has 2 divisors, whose sum is σ = 1342592. Its totient is φ = 1342590.

The previous prime is 1342573. The next prime is 1342633. The reversal of 1342591 is 1952431.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1342591 - 2⁹ = 1342079 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1342501) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 671295 + 671296.

It is an arithmetic number, because the mean of its divisors is an integer number (671296).

2^1342591 is an apocalyptic number.

1342591 is a deficient number, since it is larger than the sum of its proper divisors (1).

1342591 is an equidigital number, since it uses as much as digits as its factorization.

1342591 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1080, while the sum is 25.

The square root of 1342591 is about 1158.7022913587. The cubic root of 1342591 is about 110.3183888469.

The spelling of 1342591 in words is "one million, three hundred forty-two thousand, five hundred ninety-one".