16201013 has 2 divisors, whose sum is σ = 16201014. Its totient is φ = 16201012.

The previous prime is 16201007. The next prime is 16201049. The reversal of 16201013 is 31010261.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 14190289 + 2010724 = 3767^2 + 1418^2 .

It is a cyclic number.

It is not a de Polignac number, because 16201013 - 2⁸ = 16200757 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16201613) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8100506 + 8100507.

It is an arithmetic number, because the mean of its divisors is an integer number (8100507).

Almost surely, 2^16201013 is an apocalyptic number.

It is an amenable number.

16201013 is a deficient number, since it is larger than the sum of its proper divisors (1).

16201013 is an equidigital number, since it uses as much as digits as its factorization.

16201013 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 36, while the sum is 14.

The square root of 16201013 is about 4025.0481984692. The cubic root of 16201013 is about 253.0350735379.

Adding to 16201013 its reverse (31010261), we get a palindrome (47211274).

The spelling of 16201013 in words is "sixteen million, two hundred one thousand, thirteen".