74111123 has 4 divisors (see below), whose sum is σ = 74146968. Its totient is φ = 74075280.

The previous prime is 74111071. The next prime is 74111131. The reversal of 74111123 is 32111147.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 74111123 - 2⁸ = 74110867 is a prime.

It is a super-2 number, since 2×74111123² = 10984917104642258, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 74111095 and 74111104.

It is not an unprimeable number, because it can be changed into a prime (74111923) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14618 + ... + 19023.

It is an arithmetic number, because the mean of its divisors is an integer number (18536742).

Almost surely, 2^74111123 is an apocalyptic number.

74111123 is a deficient number, since it is larger than the sum of its proper divisors (35845).

74111123 is a wasteful number, since it uses less digits than its factorization.

74111123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35844.

The product of its digits is 168, while the sum is 20.

The square root of 74111123 is about 8608.7817372727. The cubic root of 74111123 is about 420.0436897106.

The spelling of 74111123 in words is "seventy-four million, one hundred eleven thousand, one hundred twenty-three".