5142111654 has 16 divisors (see below), whose sum is σ = 10290318192. Its totient is φ = 1713021408.

The previous prime is 5142111649. The next prime is 5142111671. The reversal of 5142111654 is 4561112415.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 242949 + ... + 263264.

It is an arithmetic number, because the mean of its divisors is an integer number (643144887).

Almost surely, 2^5142111654 is an apocalyptic number.

5142111654 is an abundant number, since it is smaller than the sum of its proper divisors (5148206538).

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

5142111654 is a wasteful number, since it uses less digits than its factorization.

5142111654 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 507911.

The product of its digits is 4800, while the sum is 30.

The square root of 5142111654 is about 71708.5186989663. The cubic root of 5142111654 is about 1726.0253405950.

The spelling of 5142111654 in words is "five billion, one hundred forty-two million, one hundred eleven thousand, six hundred fifty-four".