446042131 has 2 divisors, whose sum is σ = 446042132. Its totient is φ = 446042130.

The previous prime is 446042123. The next prime is 446042189. The reversal of 446042131 is 131240644.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 446042131 - 2³ = 446042123 is a prime.

It is a super-2 number, since 2×446042131² = 397907165254042322, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 446042096 and 446042105.

It is not a weakly prime, because it can be changed into another prime (446042111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 223021065 + 223021066.

It is an arithmetic number, because the mean of its divisors is an integer number (223021066).

Almost surely, 2^446042131 is an apocalyptic number.

446042131 is a deficient number, since it is larger than the sum of its proper divisors (1).

446042131 is an equidigital number, since it uses as much as digits as its factorization.

446042131 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2304, while the sum is 25.

The square root of 446042131 is about 21119.7095387224. The cubic root of 446042131 is about 764.0561820795.

Adding to 446042131 its reverse (131240644), we get a palindrome (577282775).

The spelling of 446042131 in words is "four hundred forty-six million, forty-two thousand, one hundred thirty-one".