445135451 has 2 divisors, whose sum is σ = 445135452. Its totient is φ = 445135450.

The previous prime is 445135403. The next prime is 445135459. The reversal of 445135451 is 154531544.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 445135451 - 2¹⁴ = 445119067 is a prime.

It is not a weakly prime, because it can be changed into another prime (445135459) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 222567725 + 222567726.

It is an arithmetic number, because the mean of its divisors is an integer number (222567726).

Almost surely, 2^445135451 is an apocalyptic number.

445135451 is a deficient number, since it is larger than the sum of its proper divisors (1).

445135451 is an equidigital number, since it uses as much as digits as its factorization.

445135451 is an evil number, because the sum of its binary digits is even.

The product of its digits is 24000, while the sum is 32.

The square root of 445135451 is about 21098.2333620614. The cubic root of 445135451 is about 763.5381260975.

Adding to 445135451 its reverse (154531544), we get a palindrome (599666995).

The spelling of 445135451 in words is "four hundred forty-five million, one hundred thirty-five thousand, four hundred fifty-one".