1370457 has 24 divisors (see below), whose sum is σ = 2196480. Its totient is φ = 816480.

The previous prime is 1370449. The next prime is 1370459. The reversal of 1370457 is 7540731.

It is not a de Polignac number, because 1370457 - 2³ = 1370449 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1370457.

It is not an unprimeable number, because it can be changed into a prime (1370459) 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 23 ways as a sum of consecutive naturals, for example, 10728 + ... + 10854.

It is an arithmetic number, because the mean of its divisors is an integer number (91520).

2^1370457 is an apocalyptic number.

It is an amenable number.

1370457 is a deficient number, since it is larger than the sum of its proper divisors (826023).

1370457 is a wasteful number, since it uses less digits than its factorization.

1370457 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 253 (or 250 counting only the distinct ones).

The product of its (nonzero) digits is 2940, while the sum is 27.

The square root of 1370457 is about 1170.6651955192. The cubic root of 1370457 is about 111.0764022328.

The spelling of 1370457 in words is "one million, three hundred seventy thousand, four hundred fifty-seven".