13537983 has 8 divisors (see below), whose sum is σ = 18673200. Its totient is φ = 8714048.

The previous prime is 13537973. The next prime is 13537987. The reversal of 13537983 is 38973531.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 13537983 - 2⁶ = 13537919 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13537987) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 77718 + ... + 77891.

It is an arithmetic number, because the mean of its divisors is an integer number (2334150).

Almost surely, 2^13537983 is an apocalyptic number.

13537983 is a deficient number, since it is larger than the sum of its proper divisors (5135217).

13537983 is a wasteful number, since it uses less digits than its factorization.

13537983 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 155641.

The product of its digits is 68040, while the sum is 39.

The square root of 13537983 is about 3679.3998151873. The cubic root of 13537983 is about 238.3332607408. Note that the first 3 decimals are identical.

The spelling of 13537983 in words is "thirteen million, five hundred thirty-seven thousand, nine hundred eighty-three".