11430525213 has 24 divisors (see below), whose sum is σ = 16632118776. Its totient is φ = 7564492800.

The previous prime is 11430525203. The next prime is 11430525233. The reversal of 11430525213 is 31252503411.

11430525213 is a `hidden beast` number, since 11 + 430 + 5 + 2 + 5 + 213 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 776569689 + 10653955524 = 27867^2 + 103218^2 .

It is not a de Polignac number, because 11430525213 - 2¹⁸ = 11430263069 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11430525203) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 933853 + ... + 946013.

It is an arithmetic number, because the mean of its divisors is an integer number (693004949).

Almost surely, 2^11430525213 is an apocalyptic number.

It is an amenable number.

11430525213 is a deficient number, since it is larger than the sum of its proper divisors (5201593563).

11430525213 is a wasteful number, since it uses less digits than its factorization.

11430525213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12925 (or 12922 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 27.

The spelling of 11430525213 in words is "eleven billion, four hundred thirty million, five hundred twenty-five thousand, two hundred thirteen".