441131923 has 2 divisors, whose sum is σ = 441131924. Its totient is φ = 441131922.

The previous prime is 441131921. The next prime is 441132049. The reversal of 441131923 is 329131144.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 441131923 - 2¹ = 441131921 is a prime.

Together with 441131921, it forms a pair of twin primes.

It is equal to p_23407543 and since 441131923 and 23407543 have the same sum of digits, it is a Honaker prime.

It is a junction number, because it is equal to n+sod(n) for n = 441131891 and 441131900.

It is not a weakly prime, because it can be changed into another prime (441131921) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 220565961 + 220565962.

It is an arithmetic number, because the mean of its divisors is an integer number (220565962).

Almost surely, 2^441131923 is an apocalyptic number.

441131923 is a deficient number, since it is larger than the sum of its proper divisors (1).

441131923 is an equidigital number, since it uses as much as digits as its factorization.

441131923 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2592, while the sum is 28.

The square root of 441131923 is about 21003.1407889392. The cubic root of 441131923 is about 761.2421532603.

The spelling of 441131923 in words is "four hundred forty-one million, one hundred thirty-one thousand, nine hundred twenty-three".