274140135 has 24 divisors (see below), whose sum is σ = 476292960. Its totient is φ = 145864512.

The previous prime is 274140131. The next prime is 274140169. The reversal of 274140135 is 531041472.

It is not a de Polignac number, because 274140135 - 2² = 274140131 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 274140099 and 274140108.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (274140131) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 12817 + ... + 26693.

It is an arithmetic number, because the mean of its divisors is an integer number (19845540).

Almost surely, 2^274140135 is an apocalyptic number.

274140135 is a deficient number, since it is larger than the sum of its proper divisors (202152825).

274140135 is a wasteful number, since it uses less digits than its factorization.

274140135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14327 (or 14324 counting only the distinct ones).

The product of its (nonzero) digits is 3360, while the sum is 27.

The square root of 274140135 is about 16557.1777486382. The cubic root of 274140135 is about 649.6172381603.

The spelling of 274140135 in words is "two hundred seventy-four million, one hundred forty thousand, one hundred thirty-five".