169140037163 has 2 divisors, whose sum is σ = 169140037164. Its totient is φ = 169140037162.

The previous prime is 169140037153. The next prime is 169140037207. The reversal of 169140037163 is 361730041961.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 169140037163 - 2²⁴ = 169123259947 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 169140037163.

It is not a weakly prime, because it can be changed into another prime (169140037153) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 84570018581 + 84570018582.

It is an arithmetic number, because the mean of its divisors is an integer number (84570018582).

Almost surely, 2^169140037163 is an apocalyptic number.

169140037163 is a deficient number, since it is larger than the sum of its proper divisors (1).

169140037163 is an equidigital number, since it uses as much as digits as its factorization.

169140037163 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 81648, while the sum is 41.

The spelling of 169140037163 in words is "one hundred sixty-nine billion, one hundred forty million, thirty-seven thousand, one hundred sixty-three".