461613253 has 2 divisors, whose sum is σ = 461613254. Its totient is φ = 461613252.

The previous prime is 461613241. The next prime is 461613263. The reversal of 461613253 is 352316164.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 377835844 + 83777409 = 19438^2 + 9153^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-461613253 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (461613233) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 230806626 + 230806627.

It is an arithmetic number, because the mean of its divisors is an integer number (230806627).

Almost surely, 2^461613253 is an apocalyptic number.

It is an amenable number.

461613253 is a deficient number, since it is larger than the sum of its proper divisors (1).

461613253 is an equidigital number, since it uses as much as digits as its factorization.

461613253 is an evil number, because the sum of its binary digits is even.

The product of its digits is 12960, while the sum is 31.

The square root of 461613253 is about 21485.1868272073. The cubic root of 461613253 is about 772.8456313376.

The spelling of 461613253 in words is "four hundred sixty-one million, six hundred thirteen thousand, two hundred fifty-three".