13157835 has 16 divisors (see below), whose sum is σ = 21221376. Its totient is φ = 6961248.

The previous prime is 13157831. The next prime is 13157839. The reversal of 13157835 is 53875131.

13157835 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (13157831) and next prime (13157839).

It is not a de Polignac number, because 13157835 - 2² = 13157831 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 13157796 and 13157805.

It is not an unprimeable number, because it can be changed into a prime (13157831) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1549 + ... + 5358.

It is an arithmetic number, because the mean of its divisors is an integer number (1326336).

Almost surely, 2^13157835 is an apocalyptic number.

13157835 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

13157835 is a deficient number, since it is larger than the sum of its proper divisors (8063541).

13157835 is a wasteful number, since it uses less digits than its factorization.

13157835 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7042.

The product of its digits is 12600, while the sum is 33.

The square root of 13157835 is about 3627.3730163853. The cubic root of 13157835 is about 236.0812405836.

The spelling of 13157835 in words is "thirteen million, one hundred fifty-seven thousand, eight hundred thirty-five".