16040343101 has 2 divisors, whose sum is σ = 16040343102. Its totient is φ = 16040343100.

The previous prime is 16040343073. The next prime is 16040343131. The reversal of 16040343101 is 10134304061.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 15958005625 + 82337476 = 126325^2 + 9074^2 .

It is a cyclic number.

It is not a de Polignac number, because 16040343101 - 2¹⁰ = 16040342077 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16040343131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8020171550 + 8020171551.

It is an arithmetic number, because the mean of its divisors is an integer number (8020171551).

Almost surely, 2^16040343101 is an apocalyptic number.

It is an amenable number.

16040343101 is a deficient number, since it is larger than the sum of its proper divisors (1).

16040343101 is an equidigital number, since it uses as much as digits as its factorization.

16040343101 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 16040343101 its reverse (10134304061), we get a palindrome (26174647162).

The spelling of 16040343101 in words is "sixteen billion, forty million, three hundred forty-three thousand, one hundred one".