16213097837 has 2 divisors, whose sum is σ = 16213097838. Its totient is φ = 16213097836.

The previous prime is 16213097807. The next prime is 16213097843. The reversal of 16213097837 is 73879031261.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 13871892841 + 2341204996 = 117779^2 + 48386^2 .

It is a cyclic number.

It is not a de Polignac number, because 16213097837 - 2¹⁶ = 16213032301 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 16213097791 and 16213097800.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16213097807) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8106548918 + 8106548919.

It is an arithmetic number, because the mean of its divisors is an integer number (8106548919).

Almost surely, 2^16213097837 is an apocalyptic number.

It is an amenable number.

16213097837 is a deficient number, since it is larger than the sum of its proper divisors (1).

16213097837 is an equidigital number, since it uses as much as digits as its factorization.

16213097837 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 381024, while the sum is 47.

The spelling of 16213097837 in words is "sixteen billion, two hundred thirteen million, ninety-seven thousand, eight hundred thirty-seven".