445029653 has 2 divisors, whose sum is σ = 445029654. Its totient is φ = 445029652.

The previous prime is 445029631. The next prime is 445029659. The reversal of 445029653 is 356920544.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 388208209 + 56821444 = 19703^2 + 7538^2 .

It is a cyclic number.

It is not a de Polignac number, because 445029653 - 2⁶ = 445029589 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (445029659) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 222514826 + 222514827.

It is an arithmetic number, because the mean of its divisors is an integer number (222514827).

Almost surely, 2^445029653 is an apocalyptic number.

It is an amenable number.

445029653 is a deficient number, since it is larger than the sum of its proper divisors (1).

445029653 is an equidigital number, since it uses as much as digits as its factorization.

445029653 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 129600, while the sum is 38.

The square root of 445029653 is about 21095.7259415266. The cubic root of 445029653 is about 763.4776297496.

The spelling of 445029653 in words is "four hundred forty-five million, twenty-nine thousand, six hundred fifty-three".