254020106369 has 2 divisors, whose sum is σ = 254020106370. Its totient is φ = 254020106368.

The previous prime is 254020106299. The next prime is 254020106387. The reversal of 254020106369 is 963601020452.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 207585028225 + 46435078144 = 455615^2 + 215488^2 .

It is a cyclic number.

It is not a de Polignac number, because 254020106369 - 2³² = 249725139073 is a prime.

It is a super-2 number, since 2×254020106369² (a number of 24 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (254020106069) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 127010053184 + 127010053185.

It is an arithmetic number, because the mean of its divisors is an integer number (127010053185).

Almost surely, 2^254020106369 is an apocalyptic number.

It is an amenable number.

254020106369 is a deficient number, since it is larger than the sum of its proper divisors (1).

254020106369 is an equidigital number, since it uses as much as digits as its factorization.

254020106369 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 77760, while the sum is 38.

The spelling of 254020106369 in words is "two hundred fifty-four billion, twenty million, one hundred six thousand, three hundred sixty-nine".