459823957 has 2 divisors, whose sum is σ = 459823958. Its totient is φ = 459823956.

The previous prime is 459823943. The next prime is 459823963. The reversal of 459823957 is 759328954.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 456634161 + 3189796 = 21369^2 + 1786^2 .

It is a cyclic number.

It is not a de Polignac number, because 459823957 - 2⁷ = 459823829 is a prime.

It is a super-2 number, since 2×459823957² = 422876142862275698, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (459823907) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 229911978 + 229911979.

It is an arithmetic number, because the mean of its divisors is an integer number (229911979).

Almost surely, 2^459823957 is an apocalyptic number.

It is an amenable number.

459823957 is a deficient number, since it is larger than the sum of its proper divisors (1).

459823957 is an equidigital number, since it uses as much as digits as its factorization.

459823957 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2721600, while the sum is 52.

The square root of 459823957 is about 21443.5061731984. The cubic root of 459823957 is about 771.8457754554.

It can be divided in two parts, 459823 and 957, that multiplied together give a triangular number (440050611 = T₂₉₆₆₆).

The spelling of 459823957 in words is "four hundred fifty-nine million, eight hundred twenty-three thousand, nine hundred fifty-seven".