461623717 has 2 divisors, whose sum is σ = 461623718. Its totient is φ = 461623716.

The previous prime is 461623607. The next prime is 461623727. The reversal of 461623717 is 717326164.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 331458436 + 130165281 = 18206^2 + 11409^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-461623717 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (461623727) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 230811858 + 230811859.

It is an arithmetic number, because the mean of its divisors is an integer number (230811859).

Almost surely, 2^461623717 is an apocalyptic number.

It is an amenable number.

461623717 is a deficient number, since it is larger than the sum of its proper divisors (1).

461623717 is an equidigital number, since it uses as much as digits as its factorization.

461623717 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 42336, while the sum is 37.

The square root of 461623717 is about 21485.4303424437. The cubic root of 461623717 is about 772.8514709993.

The spelling of 461623717 in words is "four hundred sixty-one million, six hundred twenty-three thousand, seven hundred seventeen".