254938147 has 2 divisors, whose sum is σ = 254938148. Its totient is φ = 254938146.

The previous prime is 254938129. The next prime is 254938153. The reversal of 254938147 is 741839452.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 254938147 - 2¹⁵ = 254905379 is a prime.

It is not a weakly prime, because it can be changed into another prime (254938157) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 127469073 + 127469074.

It is an arithmetic number, because the mean of its divisors is an integer number (127469074).

Almost surely, 2^254938147 is an apocalyptic number.

254938147 is a deficient number, since it is larger than the sum of its proper divisors (1).

254938147 is an equidigital number, since it uses as much as digits as its factorization.

254938147 is an evil number, because the sum of its binary digits is even.

The product of its digits is 241920, while the sum is 43.

The square root of 254938147 is about 15966.7826126618. The cubic root of 254938147 is about 634.0812944945.

The spelling of 254938147 in words is "two hundred fifty-four million, nine hundred thirty-eight thousand, one hundred forty-seven".