11742429 has 4 divisors (see below), whose sum is σ = 15656576. Its totient is φ = 7828284.

The previous prime is 11742421. The next prime is 11742457. The reversal of 11742429 is 92424711.

11742429 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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 not a de Polignac number, because 11742429 - 2³ = 11742421 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11742396 and 11742405.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11742421) 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, 1957069 + ... + 1957074.

It is an arithmetic number, because the mean of its divisors is an integer number (3914144).

Almost surely, 2^11742429 is an apocalyptic number.

It is an amenable number.

11742429 is a deficient number, since it is larger than the sum of its proper divisors (3914147).

11742429 is an equidigital number, since it uses as much as digits as its factorization.

11742429 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3914146.

The product of its digits is 4032, while the sum is 30.

The square root of 11742429 is about 3426.7227783992. The cubic root of 11742429 is about 227.2929581942.

The spelling of 11742429 in words is "eleven million, seven hundred forty-two thousand, four hundred twenty-nine".