11140154514 has 12 divisors (see below), whose sum is σ = 24137001486. Its totient is φ = 3713384832.

The previous prime is 11140154503. The next prime is 11140154549. The reversal of 11140154514 is 41545104111.

It is a happy number.

11140154514 is a `hidden beast` number, since 1 + 1 + 140 + 1 + 5 + 4 + 514 = 666.

It can be written as a sum of positive squares in only one way, i.e., 7799892489 + 3340262025 = 88317^2 + 57795^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 309448719 + ... + 309448754.

Almost surely, 2^11140154514 is an apocalyptic number.

11140154514 is an abundant number, since it is smaller than the sum of its proper divisors (12996846972).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11140154514 is a wasteful number, since it uses less digits than its factorization.

11140154514 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 618897481 (or 618897478 counting only the distinct ones).

The product of its (nonzero) digits is 1600, while the sum is 27.

Adding to 11140154514 its reverse (41545104111), we get a palindrome (52685258625).

The spelling of 11140154514 in words is "eleven billion, one hundred forty million, one hundred fifty-four thousand, five hundred fourteen".