36831013 has 2 divisors, whose sum is σ = 36831014. Its totient is φ = 36831012.

The previous prime is 36830971. The next prime is 36831029. The reversal of 36831013 is 31013863.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 35070084 + 1760929 = 5922^2 + 1327^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-36831013 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (36831313) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18415506 + 18415507.

It is an arithmetic number, because the mean of its divisors is an integer number (18415507).

Almost surely, 2^36831013 is an apocalyptic number.

It is an amenable number.

36831013 is a deficient number, since it is larger than the sum of its proper divisors (1).

36831013 is an equidigital number, since it uses as much as digits as its factorization.

36831013 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 25.

The square root of 36831013 is about 6068.8559877460. The cubic root of 36831013 is about 332.7141116280.

Adding to 36831013 its reverse (31013863), we get a palindrome (67844876).

The spelling of 36831013 in words is "thirty-six million, eight hundred thirty-one thousand, thirteen".