1357983 has 36 divisors (see below), whose sum is σ = 2282280. Its totient is φ = 776160.

The previous prime is 1357969. The next prime is 1358009. The reversal of 1357983 is 3897531.

1357983 is a `hidden beast` number, since 1 + 3 + 579 + 83 = 666.

It is not a de Polignac number, because 1357983 - 2⁶ = 1357919 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1357183) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 31560 + ... + 31602.

2^1357983 is an apocalyptic number.

1357983 is a deficient number, since it is larger than the sum of its proper divisors (924297).

1357983 is a wasteful number, since it uses less digits than its factorization.

1357983 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100 (or 86 counting only the distinct ones).

The product of its digits is 22680, while the sum is 36.

The square root of 1357983 is about 1165.3252764786. The cubic root of 1357983 is about 110.7383660223.

It can be divided in two parts, 135 and 7983, that added together give a palindrome (8118).

The spelling of 1357983 in words is "one million, three hundred fifty-seven thousand, nine hundred eighty-three".