74459141 has 2 divisors, whose sum is σ = 74459142. Its totient is φ = 74459140.

The previous prime is 74459131. The next prime is 74459171. The reversal of 74459141 is 14195447.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 73170916 + 1288225 = 8554^2 + 1135^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-74459141 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (74459131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37229570 + 37229571.

It is an arithmetic number, because the mean of its divisors is an integer number (37229571).

Almost surely, 2^74459141 is an apocalyptic number.

It is an amenable number.

74459141 is a deficient number, since it is larger than the sum of its proper divisors (1).

74459141 is an equidigital number, since it uses as much as digits as its factorization.

74459141 is an evil number, because the sum of its binary digits is even.

The product of its digits is 20160, while the sum is 35.

The square root of 74459141 is about 8628.9710278804. The cubic root of 74459141 is about 420.7001568030.

The spelling of 74459141 in words is "seventy-four million, four hundred fifty-nine thousand, one hundred forty-one".