46101661 has 2 divisors, whose sum is σ = 46101662. Its totient is φ = 46101660.

The previous prime is 46101641. The next prime is 46101691. The reversal of 46101661 is 16610164.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 41344900 + 4756761 = 6430^2 + 2181^2 .

It is a cyclic number.

It is not a de Polignac number, because 46101661 - 2¹⁹ = 45577373 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (46101611) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23050830 + 23050831.

It is an arithmetic number, because the mean of its divisors is an integer number (23050831).

Almost surely, 2^46101661 is an apocalyptic number.

46101661 is the 3037-th centered decagonal number.

It is an amenable number.

46101661 is a deficient number, since it is larger than the sum of its proper divisors (1).

46101661 is an equidigital number, since it uses as much as digits as its factorization.

46101661 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 864, while the sum is 25.

The square root of 46101661 is about 6789.8203952682. The cubic root of 46101661 is about 358.5685466817.

The spelling of 46101661 in words is "forty-six million, one hundred one thousand, six hundred sixty-one".