451034148989 has 2 divisors, whose sum is σ = 451034148990. Its totient is φ = 451034148988.

The previous prime is 451034148967. The next prime is 451034148997. The reversal of 451034148989 is 989841430154.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 363799572964 + 87234576025 = 603158^2 + 295355^2 .

It is a cyclic number.

It is not a de Polignac number, because 451034148989 - 2²⁴ = 451017371773 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (451034148919) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 225517074494 + 225517074495.

It is an arithmetic number, because the mean of its divisors is an integer number (225517074495).

Almost surely, 2^451034148989 is an apocalyptic number.

It is an amenable number.

451034148989 is a deficient number, since it is larger than the sum of its proper divisors (1).

451034148989 is an equidigital number, since it uses as much as digits as its factorization.

451034148989 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4976640, while the sum is 56.

The spelling of 451034148989 in words is "four hundred fifty-one billion, thirty-four million, one hundred forty-eight thousand, nine hundred eighty-nine".