11052431439 has 16 divisors (see below), whose sum is σ = 16887702528. Its totient is φ = 6298461792.

The previous prime is 11052431419. The next prime is 11052431449. The reversal of 11052431439 is 93413425011.

11052431439 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 11052431439 - 2⁸ = 11052431183 is a prime.

It is a super-2 number, since 2×11052431439² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11052431419) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 709332 + ... + 724745.

It is an arithmetic number, because the mean of its divisors is an integer number (1055481408).

Almost surely, 2^11052431439 is an apocalyptic number.

11052431439 is a deficient number, since it is larger than the sum of its proper divisors (5835271089).

11052431439 is a wasteful number, since it uses less digits than its factorization.

11052431439 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1434454.

The product of its (nonzero) digits is 12960, while the sum is 33.

The spelling of 11052431439 in words is "eleven billion, fifty-two million, four hundred thirty-one thousand, four hundred thirty-nine".