13700403 has 12 divisors (see below), whose sum is σ = 19838728. Its totient is φ = 9110880.

The previous prime is 13700399. The next prime is 13700429. The reversal of 13700403 is 30400731.

It is not a de Polignac number, because 13700403 - 2² = 13700399 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13700443) 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 11 ways as a sum of consecutive naturals, for example, 2448 + ... + 5778.

Almost surely, 2^13700403 is an apocalyptic number.

13700403 is a deficient number, since it is larger than the sum of its proper divisors (6138325).

13700403 is a wasteful number, since it uses less digits than its factorization.

13700403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3794 (or 3791 counting only the distinct ones).

The product of its (nonzero) digits is 252, while the sum is 18.

The square root of 13700403 is about 3701.4055438441. The cubic root of 13700403 is about 239.2825972756.

The spelling of 13700403 in words is "thirteen million, seven hundred thousand, four hundred three".