479148997 has 2 divisors, whose sum is σ = 479148998. Its totient is φ = 479148996.

The previous prime is 479148953. The next prime is 479149007. The reversal of 479148997 is 799841974.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 408605796 + 70543201 = 20214^2 + 8399^2 .

It is a cyclic number.

It is not a de Polignac number, because 479148997 - 2¹⁵ = 479116229 is a prime.

It is a super-2 number, since 2×479148997² = 459167522652212018, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (479148797) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 239574498 + 239574499.

It is an arithmetic number, because the mean of its divisors is an integer number (239574499).

Almost surely, 2^479148997 is an apocalyptic number.

It is an amenable number.

479148997 is a deficient number, since it is larger than the sum of its proper divisors (1).

479148997 is an equidigital number, since it uses as much as digits as its factorization.

479148997 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4572288, while the sum is 58.

The square root of 479148997 is about 21889.4722869237. The cubic root of 479148997 is about 782.5105372730.

The spelling of 479148997 in words is "four hundred seventy-nine million, one hundred forty-eight thousand, nine hundred ninety-seven".