445356053 has 2 divisors, whose sum is σ = 445356054. Its totient is φ = 445356052.

The previous prime is 445356049. The next prime is 445356187. The reversal of 445356053 is 350653544.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 406143409 + 39212644 = 20153^2 + 6262^2 .

It is a cyclic number.

It is not a de Polignac number, because 445356053 - 2² = 445356049 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (445356253) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 222678026 + 222678027.

It is an arithmetic number, because the mean of its divisors is an integer number (222678027).

Almost surely, 2^445356053 is an apocalyptic number.

It is an amenable number.

445356053 is a deficient number, since it is larger than the sum of its proper divisors (1).

445356053 is an equidigital number, since it uses as much as digits as its factorization.

445356053 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 108000, while the sum is 35.

The square root of 445356053 is about 21103.4606877640. The cubic root of 445356053 is about 763.6642376889.

It can be divided in two parts, 4453 and 56053, that added together give a palindrome (60506).

The spelling of 445356053 in words is "four hundred forty-five million, three hundred fifty-six thousand, fifty-three".