461101691 has 2 divisors, whose sum is σ = 461101692. Its totient is φ = 461101690.

The previous prime is 461101651. The next prime is 461101699. The reversal of 461101691 is 196101164.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 461101691 - 2¹⁴ = 461085307 is a prime.

It is a super-2 number, since 2×461101691² = 425229538886118962, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (461101699) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 230550845 + 230550846.

It is an arithmetic number, because the mean of its divisors is an integer number (230550846).

Almost surely, 2^461101691 is an apocalyptic number.

461101691 is a deficient number, since it is larger than the sum of its proper divisors (1).

461101691 is an equidigital number, since it uses as much as digits as its factorization.

461101691 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1296, while the sum is 29.

The square root of 461101691 is about 21473.2785340292. The cubic root of 461101691 is about 772.5600354120.

The spelling of 461101691 in words is "four hundred sixty-one million, one hundred one thousand, six hundred ninety-one".