133713503 has 12 divisors (see below), whose sum is σ = 169685352. Its totient is φ = 104191920.

The previous prime is 133713493. The next prime is 133713527. The reversal of 133713503 is 305317331.

It is not a de Polignac number, because 133713503 - 2⁶ = 133713439 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133713533) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 123500 + ... + 124577.

It is an arithmetic number, because the mean of its divisors is an integer number (14140446).

Almost surely, 2^133713503 is an apocalyptic number.

133713503 is a deficient number, since it is larger than the sum of its proper divisors (35971849).

133713503 is a wasteful number, since it uses less digits than its factorization.

133713503 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 248102 (or 248095 counting only the distinct ones).

The product of its (nonzero) digits is 2835, while the sum is 26.

The square root of 133713503 is about 11563.4554956553. The cubic root of 133713503 is about 511.3580401864.

The spelling of 133713503 in words is "one hundred thirty-three million, seven hundred thirteen thousand, five hundred three".