1373557342 has 32 divisors (see below), whose sum is σ = 2154078432. Its totient is φ = 656377344.

The previous prime is 1373557333. The next prime is 1373557351. The reversal of 1373557342 is 2437553731.

It is an interprime number because it is at equal distance from previous prime (1373557333) and next prime (1373557351).

It is a junction number, because it is equal to n+sod(n) for n = 1373557295 and 1373557304.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 859288 + ... + 860884.

It is an arithmetic number, because the mean of its divisors is an integer number (67314951).

Almost surely, 2^1373557342 is an apocalyptic number.

1373557342 is a deficient number, since it is larger than the sum of its proper divisors (780521090).

1373557342 is a wasteful number, since it uses less digits than its factorization.

1373557342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1852.

The product of its digits is 264600, while the sum is 40.

The square root of 1373557342 is about 37061.5345337993. The cubic root of 1373557342 is about 1111.6010070508.

The spelling of 1373557342 in words is "one billion, three hundred seventy-three million, five hundred fifty-seven thousand, three hundred forty-two".