274812047 has 2 divisors, whose sum is σ = 274812048. Its totient is φ = 274812046.

The previous prime is 274812017. The next prime is 274812071. The reversal of 274812047 is 740218472.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 274812047 - 2⁶ = 274811983 is a prime.

It is a super-2 number, since 2×274812047² = 151043322352660418, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 274811998 and 274812016.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (274812017) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 137406023 + 137406024.

It is an arithmetic number, because the mean of its divisors is an integer number (137406024).

Almost surely, 2^274812047 is an apocalyptic number.

274812047 is a deficient number, since it is larger than the sum of its proper divisors (1).

274812047 is an equidigital number, since it uses as much as digits as its factorization.

274812047 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 25088, while the sum is 35.

The square root of 274812047 is about 16577.4559869722. The cubic root of 274812047 is about 650.1475381066.

The spelling of 274812047 in words is "two hundred seventy-four million, eight hundred twelve thousand, forty-seven".