1342577 has 4 divisors (see below), whose sum is σ = 1356516. Its totient is φ = 1328640.

The previous prime is 1342573. The next prime is 1342591. The reversal of 1342577 is 7752431.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 512656 + 829921 = 716^2 + 911^2 .

It is a cyclic number.

It is not a de Polignac number, because 1342577 - 2² = 1342573 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1342571) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6824 + ... + 7017.

It is an arithmetic number, because the mean of its divisors is an integer number (339129).

2^1342577 is an apocalyptic number.

It is an amenable number.

1342577 is a deficient number, since it is larger than the sum of its proper divisors (13939).

1342577 is an equidigital number, since it uses as much as digits as its factorization.

1342577 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13938.

The product of its digits is 5880, while the sum is 29.

The square root of 1342577 is about 1158.6962501018. The cubic root of 1342577 is about 110.3180053936.

The spelling of 1342577 in words is "one million, three hundred forty-two thousand, five hundred seventy-seven".