1254028236143 has 2 divisors, whose sum is σ = 1254028236144. Its totient is φ = 1254028236142.

The previous prime is 1254028236103. The next prime is 1254028236169. The reversal of 1254028236143 is 3416328204521.

It is a strong prime.

It is an emirp because it is prime and its reverse (3416328204521) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1254028236143 - 2⁶ = 1254028236079 is a prime.

It is a Sophie Germain prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1254028236143.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1254028236103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 627014118071 + 627014118072.

It is an arithmetic number, because the mean of its divisors is an integer number (627014118072).

Almost surely, 2^{1254028236143} is an apocalyptic number.

1254028236143 is a deficient number, since it is larger than the sum of its proper divisors (1).

1254028236143 is an equidigital number, since it uses as much as digits as its factorization.

1254028236143 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 276480, while the sum is 41.

The spelling of 1254028236143 in words is "one trillion, two hundred fifty-four billion, twenty-eight million, two hundred thirty-six thousand, one hundred forty-three".