274938831047 has 2 divisors, whose sum is σ = 274938831048. Its totient is φ = 274938831046.

The previous prime is 274938831031. The next prime is 274938831049. The reversal of 274938831047 is 740138839472.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 274938831047 - 2⁴ = 274938831031 is a prime.

It is a super-2 number, since 2×274938831047² (a number of 24 digits) contains 22 as substring.

Together with 274938831049, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 274938830983 and 274938831001.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (274938831049) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 137469415523 + 137469415524.

It is an arithmetic number, because the mean of its divisors is an integer number (137469415524).

Almost surely, 2^274938831047 is an apocalyptic number.

274938831047 is a deficient number, since it is larger than the sum of its proper divisors (1).

274938831047 is an equidigital number, since it uses as much as digits as its factorization.

274938831047 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8128512, while the sum is 56.

The spelling of 274938831047 in words is "two hundred seventy-four billion, nine hundred thirty-eight million, eight hundred thirty-one thousand, forty-seven".