46136813 has 2 divisors, whose sum is σ = 46136814. Its totient is φ = 46136812.

The previous prime is 46136791. The next prime is 46136819. The reversal of 46136813 is 31863164.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 43586404 + 2550409 = 6602^2 + 1597^2 .

It is a cyclic number.

It is not a de Polignac number, because 46136813 - 2¹² = 46132717 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 46136813.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (46136819) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23068406 + 23068407.

It is an arithmetic number, because the mean of its divisors is an integer number (23068407).

Almost surely, 2^46136813 is an apocalyptic number.

It is an amenable number.

46136813 is a deficient number, since it is larger than the sum of its proper divisors (1).

46136813 is an equidigital number, since it uses as much as digits as its factorization.

46136813 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 10368, while the sum is 32.

The square root of 46136813 is about 6792.4084830051. The cubic root of 46136813 is about 358.6596583616.

Adding to 46136813 its reverse (31863164), we get a palindrome (77999977).

The spelling of 46136813 in words is "forty-six million, one hundred thirty-six thousand, eight hundred thirteen".