11381029 has 4 divisors (see below), whose sum is σ = 12415680. Its totient is φ = 10346380.

The previous prime is 11381023. The next prime is 11381033. The reversal of 11381029 is 92018311.

11381029 is digitally balanced in base 2, 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 11381029 - 2⁹ = 11380517 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11380994 and 11381012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11381023) 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, 517309 + ... + 517330.

It is an arithmetic number, because the mean of its divisors is an integer number (3103920).

Almost surely, 2^11381029 is an apocalyptic number.

It is an amenable number.

11381029 is a deficient number, since it is larger than the sum of its proper divisors (1034651).

11381029 is a wasteful number, since it uses less digits than its factorization.

11381029 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1034650.

The product of its (nonzero) digits is 432, while the sum is 25.

The square root of 11381029 is about 3373.5780708322. The cubic root of 11381029 is about 224.9367987097.

The spelling of 11381029 in words is "eleven million, three hundred eighty-one thousand, twenty-nine".