46315861 has 2 divisors, whose sum is σ = 46315862. Its totient is φ = 46315860.

The previous prime is 46315853. The next prime is 46315879. The reversal of 46315861 is 16851364.

It is a happy number.

46315861 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 45495025 + 820836 = 6745^2 + 906^2 .

It is a cyclic number.

It is not a de Polignac number, because 46315861 - 2³ = 46315853 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (46315811) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23157930 + 23157931.

It is an arithmetic number, because the mean of its divisors is an integer number (23157931).

Almost surely, 2^46315861 is an apocalyptic number.

It is an amenable number.

46315861 is a deficient number, since it is larger than the sum of its proper divisors (1).

46315861 is an equidigital number, since it uses as much as digits as its factorization.

46315861 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 17280, while the sum is 34.

The square root of 46315861 is about 6805.5757287683. The cubic root of 46315861 is about 359.1230222668.

The spelling of 46315861 in words is "forty-six million, three hundred fifteen thousand, eight hundred sixty-one".