254440051 has 2 divisors, whose sum is σ = 254440052. Its totient is φ = 254440050.

The previous prime is 254440027. The next prime is 254440057. The reversal of 254440051 is 150044452.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 254440051 - 2⁵ = 254440019 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 254439998 and 254440025.

It is not a weakly prime, because it can be changed into another prime (254440057) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 127220025 + 127220026.

It is an arithmetic number, because the mean of its divisors is an integer number (127220026).

Almost surely, 2^254440051 is an apocalyptic number.

254440051 is a deficient number, since it is larger than the sum of its proper divisors (1).

254440051 is an equidigital number, since it uses as much as digits as its factorization.

254440051 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3200, while the sum is 25.

The square root of 254440051 is about 15951.1771039005. The cubic root of 254440051 is about 633.6680710328.

The spelling of 254440051 in words is "two hundred fifty-four million, four hundred forty thousand, fifty-one".