11420929 has 8 divisors (see below), whose sum is σ = 12586112. Its totient is φ = 10296720.

The previous prime is 11420909. The next prime is 11420939. The reversal of 11420929 is 92902411.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11420929 - 2⁵ = 11420897 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11420897 and 11420906.

It is not an unprimeable number, because it can be changed into a prime (11420909) 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, 9657 + ... + 10774.

It is an arithmetic number, because the mean of its divisors is an integer number (1573264).

Almost surely, 2^11420929 is an apocalyptic number.

It is an amenable number.

11420929 is a deficient number, since it is larger than the sum of its proper divisors (1165183).

11420929 is a wasteful number, since it uses less digits than its factorization.

11420929 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20487.

The product of its (nonzero) digits is 1296, while the sum is 28.

The square root of 11420929 is about 3379.4864994552. The cubic root of 11420929 is about 225.1993558237.

The spelling of 11420929 in words is "eleven million, four hundred twenty thousand, nine hundred twenty-nine".