11404129 has 9 divisors (see below), whose sum is σ = 12576081. Its totient is φ = 10333620.

The previous prime is 11404121. The next prime is 11404139. The reversal of 11404129 is 92140411.

The square root of 11404129 is 3377.

It is a perfect power (a square), and thus also a powerful number.

It is not a de Polignac number, because 11404129 - 2³ = 11404121 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11404121) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 36994 + ... + 37300.

Almost surely, 2^11404129 is an apocalyptic number.

11404129 is the 3377-th square number.

11404129 is the 1689-th centered octagonal number.

It is an amenable number.

11404129 is a deficient number, since it is larger than the sum of its proper divisors (1171952).

11404129 is an frugal number, since it uses more digits than its factorization.

11404129 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 636 (or 318 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 22.

The cubic root of 11404129 is about 225.0888801121.

The spelling of 11404129 in words is "eleven million, four hundred four thousand, one hundred twenty-nine".