11148513902 has 4 divisors (see below), whose sum is σ = 16722770856. Its totient is φ = 5574256950.

The previous prime is 11148513851. The next prime is 11148513947. The reversal of 11148513902 is 20931584111.

It is a happy number.

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 polite number, since it can be written as a sum of consecutive naturals, namely, 2787128474 + ... + 2787128477.

It is an arithmetic number, because the mean of its divisors is an integer number (4180692714).

Almost surely, 2^11148513902 is an apocalyptic number.

11148513902 is a deficient number, since it is larger than the sum of its proper divisors (5574256954).

11148513902 is an equidigital number, since it uses as much as digits as its factorization.

11148513902 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5574256953.

The product of its (nonzero) digits is 8640, while the sum is 35.

The spelling of 11148513902 in words is "eleven billion, one hundred forty-eight million, five hundred thirteen thousand, nine hundred two".