11513022254 has 4 divisors (see below), whose sum is σ = 17269533384. Its totient is φ = 5756511126.

The previous prime is 11513022221. The next prime is 11513022271. The reversal of 11513022254 is 45222031511.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 2878255562 + ... + 2878255565.

It is an arithmetic number, because the mean of its divisors is an integer number (4317383346).

Almost surely, 2^11513022254 is an apocalyptic number.

11513022254 is a deficient number, since it is larger than the sum of its proper divisors (5756511130).

11513022254 is an equidigital number, since it uses as much as digits as its factorization.

11513022254 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5756511129.

The product of its (nonzero) digits is 2400, while the sum is 26.

Adding to 11513022254 its reverse (45222031511), we get a palindrome (56735053765).

The spelling of 11513022254 in words is "eleven billion, five hundred thirteen million, twenty-two thousand, two hundred fifty-four".