13501090 has 16 divisors (see below), whose sum is σ = 24368760. Its totient is φ = 5385600.

The previous prime is 13501087. The next prime is 13501091. The reversal of 13501090 is 9010531.

It can be written as a sum of positive squares in 4 ways, for example, as 11675889 + 1825201 = 3417^2 + 1351^2 .

It is not an unprimeable number, because it can be changed into a prime (13501091) 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, 2440 + ... + 5740.

Almost surely, 2^13501090 is an apocalyptic number.

13501090 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13501090 is a deficient number, since it is larger than the sum of its proper divisors (10867670).

13501090 is a wasteful number, since it uses less digits than its factorization.

13501090 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3717.

The product of its (nonzero) digits is 135, while the sum is 19.

The square root of 13501090 is about 3674.3829413930. The cubic root of 13501090 is about 238.1165660196.

The spelling of 13501090 in words is "thirteen million, five hundred one thousand, ninety".