13157733 has 8 divisors (see below), whose sum is σ = 18109696. Its totient is φ = 8488800.

The previous prime is 13157731. The next prime is 13157737. The reversal of 13157733 is 33775131.

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

It is not a de Polignac number, because 13157733 - 2¹ = 13157731 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 13157733.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13157731) 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 7 ways as a sum of consecutive naturals, for example, 70648 + ... + 70833.

It is an arithmetic number, because the mean of its divisors is an integer number (2263712).

Almost surely, 2^13157733 is an apocalyptic number.

It is an amenable number.

13157733 is a deficient number, since it is larger than the sum of its proper divisors (4951963).

13157733 is a wasteful number, since it uses less digits than its factorization.

13157733 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 141515.

The product of its digits is 6615, while the sum is 30.

The square root of 13157733 is about 3627.3589565964. The cubic root of 13157733 is about 236.0806305454.

The spelling of 13157733 in words is "thirteen million, one hundred fifty-seven thousand, seven hundred thirty-three".