11137429 has 4 divisors (see below), whose sum is σ = 11159820. Its totient is φ = 11115040.

The previous prime is 11137409. The next prime is 11137453. The reversal of 11137429 is 92473111.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 3602404 + 7535025 = 1898^2 + 2745^2 .

It is a cyclic number.

It is not a de Polignac number, because 11137429 - 2¹⁷ = 11006357 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11137397 and 11137406.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11137409) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10432 + ... + 11449.

It is an arithmetic number, because the mean of its divisors is an integer number (2789955).

Almost surely, 2^11137429 is an apocalyptic number.

It is an amenable number.

11137429 is a deficient number, since it is larger than the sum of its proper divisors (22391).

11137429 is an equidigital number, since it uses as much as digits as its factorization.

11137429 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22390.

The product of its digits is 1512, while the sum is 28.

The square root of 11137429 is about 3337.2786818005. The cubic root of 11137429 is about 223.3203583957.

The spelling of 11137429 in words is "eleven million, one hundred thirty-seven thousand, four hundred twenty-nine".