445453241437 has 2 divisors, whose sum is σ = 445453241438. Its totient is φ = 445453241436.

The previous prime is 445453241383. The next prime is 445453241477. The reversal of 445453241437 is 734142354544.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 438165887481 + 7287353956 = 661941^2 + 85366^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-445453241437 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (445453241477) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 222726620718 + 222726620719.

It is an arithmetic number, because the mean of its divisors is an integer number (222726620719).

Almost surely, 2^445453241437 is an apocalyptic number.

It is an amenable number.

445453241437 is a deficient number, since it is larger than the sum of its proper divisors (1).

445453241437 is an equidigital number, since it uses as much as digits as its factorization.

445453241437 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3225600, while the sum is 46.

The spelling of 445453241437 in words is "four hundred forty-five billion, four hundred fifty-three million, two hundred forty-one thousand, four hundred thirty-seven".