14940013 has 4 divisors (see below), whose sum is σ = 16298208. Its totient is φ = 13581820.

The previous prime is 14940007. The next prime is 14940053. The reversal of 14940013 is 31004941.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 14940013 - 2²¹ = 12842861 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 (14940053) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 679081 + ... + 679102.

It is an arithmetic number, because the mean of its divisors is an integer number (4074552).

Almost surely, 2^14940013 is an apocalyptic number.

It is an amenable number.

14940013 is a deficient number, since it is larger than the sum of its proper divisors (1358195).

14940013 is a wasteful number, since it uses less digits than its factorization.

14940013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1358194.

The product of its (nonzero) digits is 432, while the sum is 22.

The square root of 14940013 is about 3865.2312996766. The cubic root of 14940013 is about 246.2920111786.

Adding to 14940013 its reverse (31004941), we get a palindrome (45944954).

The spelling of 14940013 in words is "fourteen million, nine hundred forty thousand, thirteen".