1342390577 has 6 divisors (see below), whose sum is σ = 1475520354. Its totient is φ = 1220354960.

The previous prime is 1342390571. The next prime is 1342390579. The reversal of 1342390577 is 7750932431.

It can be written as a sum of positive squares in only one way, i.e., 786185521 + 556205056 = 28039^2 + 23584^2 .

It is not a de Polignac number, because 1342390577 - 2⁶ = 1342390513 is a prime.

It is a super-2 number, since 2×1342390577² = 3604024922436785858, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1342390571) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5546948 + ... + 5547189.

It is an arithmetic number, because the mean of its divisors is an integer number (245920059).

Almost surely, 2^1342390577 is an apocalyptic number.

It is an amenable number.

1342390577 is a deficient number, since it is larger than the sum of its proper divisors (133129777).

1342390577 is a wasteful number, since it uses less digits than its factorization.

1342390577 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11094159 (or 11094148 counting only the distinct ones).

The product of its (nonzero) digits is 158760, while the sum is 41.

The square root of 1342390577 is about 36638.6486786836. The cubic root of 1342390577 is about 1103.1289910290.

The spelling of 1342390577 in words is "one billion, three hundred forty-two million, three hundred ninety thousand, five hundred seventy-seven".