274394005429 has 2 divisors, whose sum is σ = 274394005430. Its totient is φ = 274394005428.

The previous prime is 274394005411. The next prime is 274394005507. The reversal of 274394005429 is 924500493472.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 260891100625 + 13502904804 = 510775^2 + 116202^2 .

It is a cyclic number.

It is not a de Polignac number, because 274394005429 - 2⁹ = 274394004917 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (274394005409) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 137197002714 + 137197002715.

It is an arithmetic number, because the mean of its divisors is an integer number (137197002715).

Almost surely, 2^274394005429 is an apocalyptic number.

It is an amenable number.

274394005429 is a deficient number, since it is larger than the sum of its proper divisors (1).

274394005429 is an equidigital number, since it uses as much as digits as its factorization.

274394005429 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2177280, while the sum is 49.

The spelling of 274394005429 in words is "two hundred seventy-four billion, three hundred ninety-four million, five thousand, four hundred twenty-nine".