461747477 has 2 divisors, whose sum is σ = 461747478. Its totient is φ = 461747476.

The previous prime is 461747467. The next prime is 461747527. The reversal of 461747477 is 774747164.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 458216836 + 3530641 = 21406^2 + 1879^2 .

It is a cyclic number.

It is not a de Polignac number, because 461747477 - 2⁶ = 461747413 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 (461747467) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 230873738 + 230873739.

It is an arithmetic number, because the mean of its divisors is an integer number (230873739).

Almost surely, 2^461747477 is an apocalyptic number.

It is an amenable number.

461747477 is a deficient number, since it is larger than the sum of its proper divisors (1).

461747477 is an equidigital number, since it uses as much as digits as its factorization.

461747477 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 921984, while the sum is 47.

The square root of 461747477 is about 21488.3102406867. The cubic root of 461747477 is about 772.9205312520.

The spelling of 461747477 in words is "four hundred sixty-one million, seven hundred forty-seven thousand, four hundred seventy-seven".