1455143443027 has 2 divisors, whose sum is σ = 1455143443028. Its totient is φ = 1455143443026.

The previous prime is 1455143442941. The next prime is 1455143443051. The reversal of 1455143443027 is 7203443415541.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1455143443027 - 2¹⁹ = 1455142918739 is a prime.

It is not a weakly prime, because it can be changed into another prime (1455143443927) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 727571721513 + 727571721514.

It is an arithmetic number, because the mean of its divisors is an integer number (727571721514).

Almost surely, 2^{1455143443027} is an apocalyptic number.

1455143443027 is a deficient number, since it is larger than the sum of its proper divisors (1).

1455143443027 is an equidigital number, since it uses as much as digits as its factorization.

1455143443027 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 806400, while the sum is 43.

Adding to 1455143443027 its reverse (7203443415541), we get a palindrome (8658586858568).

The spelling of 1455143443027 in words is "one trillion, four hundred fifty-five billion, one hundred forty-three million, four hundred forty-three thousand, twenty-seven".