445495837 has 2 divisors, whose sum is σ = 445495838. Its totient is φ = 445495836.

The previous prime is 445495801. The next prime is 445495847. The reversal of 445495837 is 738594544.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 413471556 + 32024281 = 20334^2 + 5659^2 .

It is a cyclic number.

It is not a de Polignac number, because 445495837 - 2¹⁵ = 445463069 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (445495847) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 222747918 + 222747919.

It is an arithmetic number, because the mean of its divisors is an integer number (222747919).

Almost surely, 2^445495837 is an apocalyptic number.

It is an amenable number.

445495837 is a deficient number, since it is larger than the sum of its proper divisors (1).

445495837 is an equidigital number, since it uses as much as digits as its factorization.

445495837 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2419200, while the sum is 49.

The square root of 445495837 is about 21106.7723017992. The cubic root of 445495837 is about 763.7441264840.

The spelling of 445495837 in words is "four hundred forty-five million, four hundred ninety-five thousand, eight hundred thirty-seven".