1275135274 has 8 divisors (see below), whose sum is σ = 2185946208. Its totient is φ = 546486540.

The previous prime is 1275135247. The next prime is 1275135289. The reversal of 1275135274 is 4725315721.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-3 number, since 3×1275135274³ (a number of 28 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 45540532 + ... + 45540559.

It is an arithmetic number, because the mean of its divisors is an integer number (273243276).

Almost surely, 2^1275135274 is an apocalyptic number.

1275135274 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

1275135274 is a deficient number, since it is larger than the sum of its proper divisors (910810934).

1275135274 is an equidigital number, since it uses as much as digits as its factorization.

1275135274 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 91081100.

The product of its digits is 58800, while the sum is 37.

The square root of 1275135274 is about 35709.0363073550. The cubic root of 1275135274 is about 1084.3897901727.

The spelling of 1275135274 in words is "one billion, two hundred seventy-five million, one hundred thirty-five thousand, two hundred seventy-four".