74130577 has 2 divisors, whose sum is σ = 74130578. Its totient is φ = 74130576.

The previous prime is 74130569. The next prime is 74130593. The reversal of 74130577 is 77503147.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 74028816 + 101761 = 8604^2 + 319^2 .

It is a cyclic number.

It is not a de Polignac number, because 74130577 - 2³ = 74130569 is a prime.

It is not a weakly prime, because it can be changed into another prime (74130527) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37065288 + 37065289.

It is an arithmetic number, because the mean of its divisors is an integer number (37065289).

Almost surely, 2^74130577 is an apocalyptic number.

It is an amenable number.

74130577 is a deficient number, since it is larger than the sum of its proper divisors (1).

74130577 is an equidigital number, since it uses as much as digits as its factorization.

74130577 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 20580, while the sum is 34.

The square root of 74130577 is about 8609.9115558756. The cubic root of 74130577 is about 420.0804399972.

The spelling of 74130577 in words is "seventy-four million, one hundred thirty thousand, five hundred seventy-seven".