11148539979914 has 4 divisors (see below), whose sum is σ = 16722809969874. Its totient is φ = 5574269989956.

The previous prime is 11148539979803. The next prime is 11148539979917. The reversal of 11148539979914 is 41997993584111.

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

It can be written as a sum of positive squares in only one way, i.e., 9761456694889 + 1387083285025 = 3124333^2 + 1177745^2 .

It is a super-3 number, since 3×11148539979914³ (a number of 40 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (11148539979917) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2787134994977 + ... + 2787134994980.

Almost surely, 2^{11148539979914} is an apocalyptic number.

11148539979914 is a deficient number, since it is larger than the sum of its proper divisors (5574269989960).

11148539979914 is an equidigital number, since it uses as much as digits as its factorization.

11148539979914 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5574269989959.

The product of its digits is 88179840, while the sum is 71.

The spelling of 11148539979914 in words is "eleven trillion, one hundred forty-eight billion, five hundred thirty-nine million, nine hundred seventy-nine thousand, nine hundred fourteen".