4142509144 has 16 divisors (see below), whose sum is σ = 7790257800. Its totient is φ = 2065107072.

The previous prime is 4142509123. The next prime is 4142509177. The reversal of 4142509144 is 4419052414.

It is a happy number.

It is a super-2 number, since 2×4142509144² = 34320764016247225472, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 765574 + ... + 770965.

Almost surely, 2^4142509144 is an apocalyptic number.

It is an amenable number.

4142509144 is a deficient number, since it is larger than the sum of its proper divisors (3647748656).

4142509144 is a wasteful number, since it uses less digits than its factorization.

4142509144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1536882 (or 1536878 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 34.

The square root of 4142509144 is about 64362.3270555066. The cubic root of 4142509144 is about 1606.0331005927.

The spelling of 4142509144 in words is "four billion, one hundred forty-two million, five hundred nine thousand, one hundred forty-four".