254333042455061 has 2 divisors, whose sum is σ = 254333042455062. Its totient is φ = 254333042455060.

The previous prime is 254333042455033. The next prime is 254333042455087. The reversal of 254333042455061 is 160554240333452.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 204204957400900 + 50128085054161 = 14290030^2 + 7080119^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-254333042455061 is a prime.

It is a super-2 number, since 2×254333042455061² (a number of 30 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 254333042454997 and 254333042455015.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (254333042455031) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 127166521227530 + 127166521227531.

It is an arithmetic number, because the mean of its divisors is an integer number (127166521227531).

Almost surely, 2^{254333042455061} is an apocalyptic number.

It is an amenable number.

254333042455061 is a deficient number, since it is larger than the sum of its proper divisors (1).

254333042455061 is an equidigital number, since it uses as much as digits as its factorization.

254333042455061 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5184000, while the sum is 47.

The spelling of 254333042455061 in words is "two hundred fifty-four trillion, three hundred thirty-three billion, forty-two million, four hundred fifty-five thousand, sixty-one".