461021723 has 2 divisors, whose sum is σ = 461021724. Its totient is φ = 461021722.

The previous prime is 461021711. The next prime is 461021777. The reversal of 461021723 is 327120164.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 461021723 - 2⁸ = 461021467 is a prime.

It is equal to p_24405704 and since 461021723 and 24405704 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 = 461021692 and 461021701.

It is not a weakly prime, because it can be changed into another prime (461081723) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 230510861 + 230510862.

It is an arithmetic number, because the mean of its divisors is an integer number (230510862).

Almost surely, 2^461021723 is an apocalyptic number.

461021723 is a deficient number, since it is larger than the sum of its proper divisors (1).

461021723 is an equidigital number, since it uses as much as digits as its factorization.

461021723 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2016, while the sum is 26.

The square root of 461021723 is about 21471.4164181127. The cubic root of 461021723 is about 772.5153716180.

Adding to 461021723 its reverse (327120164), we get a palindrome (788141887).

The spelling of 461021723 in words is "four hundred sixty-one million, twenty-one thousand, seven hundred twenty-three".