13137603 has 8 divisors (see below), whose sum is σ = 17629008. Its totient is φ = 8702304.

The previous prime is 13137571. The next prime is 13137611. The reversal of 13137603 is 30673131.

13137603 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 a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 13137603 - 2⁵ = 13137571 is a prime.

It is a super-2 number, since 2×13137603² = 345193225171218, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (13137643) 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, 13476 + ... + 14417.

It is an arithmetic number, because the mean of its divisors is an integer number (2203626).

Almost surely, 2^13137603 is an apocalyptic number.

13137603 is a deficient number, since it is larger than the sum of its proper divisors (4491405).

13137603 is a wasteful number, since it uses less digits than its factorization.

13137603 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28053.

The product of its (nonzero) digits is 1134, while the sum is 24.

The square root of 13137603 is about 3624.5831484462. The cubic root of 13137603 is about 235.9601759385.

The spelling of 13137603 in words is "thirteen million, one hundred thirty-seven thousand, six hundred three".