9209164262141 has 4 divisors (see below), whose sum is σ = 9211425293532. Its totient is φ = 9206903230752.

The previous prime is 9209164262087. The next prime is 9209164262149. The reversal of 9209164262141 is 1412624619029.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1486073150116 + 7723091112025 = 1219046^2 + 2779045^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-9209164262141 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9209164262149) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1130509586 + ... + 1130517731.

It is an arithmetic number, because the mean of its divisors is an integer number (2302856323383).

Almost surely, 2^{9209164262141} is an apocalyptic number.

It is an amenable number.

9209164262141 is a deficient number, since it is larger than the sum of its proper divisors (2261031391).

9209164262141 is a wasteful number, since it uses less digits than its factorization.

9209164262141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2261031390.

The product of its (nonzero) digits is 373248, while the sum is 47.

The spelling of 9209164262141 in words is "nine trillion, two hundred nine billion, one hundred sixty-four million, two hundred sixty-two thousand, one hundred forty-one".