274120151 has 4 divisors (see below), whose sum is σ = 283572600. Its totient is φ = 264667704.

The previous prime is 274120139. The next prime is 274120177. The reversal of 274120151 is 151021472.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-274120151 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (274120111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4726181 + ... + 4726238.

It is an arithmetic number, because the mean of its divisors is an integer number (70893150).

Almost surely, 2^274120151 is an apocalyptic number.

274120151 is a deficient number, since it is larger than the sum of its proper divisors (9452449).

274120151 is an equidigital number, since it uses as much as digits as its factorization.

274120151 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9452448.

The product of its (nonzero) digits is 560, while the sum is 23.

The square root of 274120151 is about 16556.5742531479. The cubic root of 274120151 is about 649.6014527222.

The spelling of 274120151 in words is "two hundred seventy-four million, one hundred twenty thousand, one hundred fifty-one".