75144112 has 10 divisors (see below), whose sum is σ = 145591748. Its totient is φ = 37572048.

The previous prime is 75144109. The next prime is 75144149. The reversal of 75144112 is 21144157.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2348238 + ... + 2348269.

Almost surely, 2^75144112 is an apocalyptic number.

It is an amenable number.

75144112 is a deficient number, since it is larger than the sum of its proper divisors (70447636).

75144112 is a wasteful number, since it uses less digits than its factorization.

75144112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4696515 (or 4696509 counting only the distinct ones).

The product of its digits is 1120, while the sum is 25.

The square root of 75144112 is about 8668.5703550239. The cubic root of 75144112 is about 421.9862682054.

Adding to 75144112 its reverse (21144157), we get a palindrome (96288269).

The spelling of 75144112 in words is "seventy-five million, one hundred forty-four thousand, one hundred twelve".