479443451 has 2 divisors, whose sum is σ = 479443452. Its totient is φ = 479443450.

The previous prime is 479443439. The next prime is 479443453. The reversal of 479443451 is 154344974.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-479443451 is a prime.

Together with 479443453, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 479443399 and 479443408.

It is not a weakly prime, because it can be changed into another prime (479443453) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 239721725 + 239721726.

It is an arithmetic number, because the mean of its divisors is an integer number (239721726).

Almost surely, 2^479443451 is an apocalyptic number.

479443451 is a deficient number, since it is larger than the sum of its proper divisors (1).

479443451 is an equidigital number, since it uses as much as digits as its factorization.

479443451 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 241920, while the sum is 41.

The square root of 479443451 is about 21896.1971812459. The cubic root of 479443451 is about 782.6707979130.

The spelling of 479443451 in words is "four hundred seventy-nine million, four hundred forty-three thousand, four hundred fifty-one".