11429939 has 8 divisors (see below), whose sum is σ = 11793600. Its totient is φ = 11070400.

The previous prime is 11429911. The next prime is 11429947. The reversal of 11429939 is 93992411.

11429939 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 a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11429939 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11429909) 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, 5174 + ... + 7044.

It is an arithmetic number, because the mean of its divisors is an integer number (1474200).

Almost surely, 2^11429939 is an apocalyptic number.

11429939 is a deficient number, since it is larger than the sum of its proper divisors (363661).

11429939 is a wasteful number, since it uses less digits than its factorization.

11429939 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2061.

The product of its digits is 17496, while the sum is 38.

The square root of 11429939 is about 3380.8192794055. The cubic root of 11429939 is about 225.2585603728.

The spelling of 11429939 in words is "eleven million, four hundred twenty-nine thousand, nine hundred thirty-nine".