36402013 has 2 divisors, whose sum is σ = 36402014. Its totient is φ = 36402012.

The previous prime is 36401999. The next prime is 36402019. The reversal of 36402013 is 31020463.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 36324729 + 77284 = 6027^2 + 278^2 .

It is an emirp because it is prime and its reverse (31020463) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-36402013 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (36402019) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18201006 + 18201007.

It is an arithmetic number, because the mean of its divisors is an integer number (18201007).

Almost surely, 2^36402013 is an apocalyptic number.

It is an amenable number.

36402013 is a deficient number, since it is larger than the sum of its proper divisors (1).

36402013 is an equidigital number, since it uses as much as digits as its factorization.

36402013 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 432, while the sum is 19.

The square root of 36402013 is about 6033.4080750435. The cubic root of 36402013 is about 331.4172684112.

Adding to 36402013 its reverse (31020463), we get a palindrome (67422476).

The spelling of 36402013 in words is "thirty-six million, four hundred two thousand, thirteen".