11029385731 has 16 divisors (see below), whose sum is σ = 13765828608. Its totient is φ = 8603632800.

The previous prime is 11029385711. The next prime is 11029385737. The reversal of 11029385731 is 13758392011.

It is not a de Polignac number, because 11029385731 - 2⁷ = 11029385603 is a prime.

It is a super-2 number, since 2×11029385731² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (11029385737) 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 15 ways as a sum of consecutive naturals, for example, 847075 + ... + 859996.

It is an arithmetic number, because the mean of its divisors is an integer number (860364288).

Almost surely, 2^11029385731 is an apocalyptic number.

11029385731 is a deficient number, since it is larger than the sum of its proper divisors (2736442877).

11029385731 is a wasteful number, since it uses less digits than its factorization.

11029385731 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1707162.

The product of its (nonzero) digits is 45360, while the sum is 40.

The spelling of 11029385731 in words is "eleven billion, twenty-nine million, three hundred eighty-five thousand, seven hundred thirty-one".