74980151 has 2 divisors, whose sum is σ = 74980152. Its totient is φ = 74980150.

The previous prime is 74980123. The next prime is 74980177. The reversal of 74980151 is 15108947.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 74980151 - 2¹⁴ = 74963767 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 (74980121) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37490075 + 37490076.

It is an arithmetic number, because the mean of its divisors is an integer number (37490076).

Almost surely, 2^74980151 is an apocalyptic number.

74980151 is a deficient number, since it is larger than the sum of its proper divisors (1).

74980151 is an equidigital number, since it uses as much as digits as its factorization.

74980151 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10080, while the sum is 35.

The square root of 74980151 is about 8659.1079794630. The cubic root of 74980151 is about 421.6791264907.

The spelling of 74980151 in words is "seventy-four million, nine hundred eighty thousand, one hundred fifty-one".