74093161 has 2 divisors, whose sum is σ = 74093162. Its totient is φ = 74093160.

The previous prime is 74093087. The next prime is 74093177. The reversal of 74093161 is 16139047.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 38987536 + 35105625 = 6244^2 + 5925^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-74093161 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (74093861) by changing a digit.

It is a good prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37046580 + 37046581.

It is an arithmetic number, because the mean of its divisors is an integer number (37046581).

Almost surely, 2^74093161 is an apocalyptic number.

It is an amenable number.

74093161 is a deficient number, since it is larger than the sum of its proper divisors (1).

74093161 is an equidigital number, since it uses as much as digits as its factorization.

74093161 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4536, while the sum is 31.

The square root of 74093161 is about 8607.7384370112. The cubic root of 74093161 is about 420.0097522301.

The spelling of 74093161 in words is "seventy-four million, ninety-three thousand, one hundred sixty-one".