13369963 has 4 divisors (see below), whose sum is σ = 13455280. Its totient is φ = 13284648.

The previous prime is 13369943. The next prime is 13369981. The reversal of 13369963 is 36996331.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13369963 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13369933) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 42423 + ... + 42736.

It is an arithmetic number, because the mean of its divisors is an integer number (3363820).

Almost surely, 2^13369963 is an apocalyptic number.

13369963 is a deficient number, since it is larger than the sum of its proper divisors (85317).

13369963 is an equidigital number, since it uses as much as digits as its factorization.

13369963 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85316.

The product of its digits is 78732, while the sum is 40.

The square root of 13369963 is about 3656.4960002713. The cubic root of 13369963 is about 237.3431681125.

The spelling of 13369963 in words is "thirteen million, three hundred sixty-nine thousand, nine hundred sixty-three".