254351140453 has 2 divisors, whose sum is σ = 254351140454. Its totient is φ = 254351140452.

The previous prime is 254351140427. The next prime is 254351140457. The reversal of 254351140453 is 354041153452.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 253208227204 + 1142913249 = 503198^2 + 33807^2 .

It is a cyclic number.

It is not a de Polignac number, because 254351140453 - 2⁹ = 254351139941 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (254351140457) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 127175570226 + 127175570227.

It is an arithmetic number, because the mean of its divisors is an integer number (127175570227).

Almost surely, 2^254351140453 is an apocalyptic number.

It is an amenable number.

254351140453 is a deficient number, since it is larger than the sum of its proper divisors (1).

254351140453 is an equidigital number, since it uses as much as digits as its factorization.

254351140453 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 144000, while the sum is 37.

The spelling of 254351140453 in words is "two hundred fifty-four billion, three hundred fifty-one million, one hundred forty thousand, four hundred fifty-three".