75345112 has 16 divisors (see below), whose sum is σ = 141696360. Its totient is φ = 37559424.

The previous prime is 75345059. The next prime is 75345113. The reversal of 75345112 is 21154357.

It is a happy number.

It is a super-3 number, since 3×75345112³ (a number of 25 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (75345113) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11278 + ... + 16669.

Almost surely, 2^75345112 is an apocalyptic number.

It is an amenable number.

75345112 is a deficient number, since it is larger than the sum of its proper divisors (66351248).

75345112 is a wasteful number, since it uses less digits than its factorization.

75345112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28290 (or 28286 counting only the distinct ones).

The product of its digits is 4200, while the sum is 28.

The square root of 75345112 is about 8680.1562197924. The cubic root of 75345112 is about 422.3621846647.

Adding to 75345112 its reverse (21154357), we get a palindrome (96499469).

It can be divided in two parts, 75345 and 112, that added together give a palindrome (75457).

The spelling of 75345112 in words is "seventy-five million, three hundred forty-five thousand, one hundred twelve".