11513075402 has 8 divisors (see below), whose sum is σ = 17270187876. Its totient is φ = 5756346112.

The previous prime is 11513075369. The next prime is 11513075407. The reversal of 11513075402 is 20457031511.

11513075402 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is a Cunningham number, because it is equal to 107299²+1.

It can be written as a sum of positive squares in 2 ways, for example, as 11513075401 + 1 = 107299^2 + 1^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (11513075407) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2513 + ... + 151764.

Almost surely, 2^11513075402 is an apocalyptic number.

11513075402 is a deficient number, since it is larger than the sum of its proper divisors (5757112474).

11513075402 is a wasteful number, since it uses less digits than its factorization.

11513075402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 191592.

The product of its (nonzero) digits is 4200, while the sum is 29.

The spelling of 11513075402 in words is "eleven billion, five hundred thirteen million, seventy-five thousand, four hundred two".