169113047041 has 4 divisors (see below), whose sum is σ = 173683669972. Its totient is φ = 164542424112.

The previous prime is 169113047021. The next prime is 169113047099. The reversal of 169113047041 is 140740311961.

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 61854177025 + 107258870016 = 248705^2 + 327504^2 .

It is a cyclic number.

It is not a de Polignac number, because 169113047041 - 2²⁹ = 168576176129 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (37), and also a Moran number because the ratio is a prime number: 4570622893 = 169113047041 / (1 + 6 + 9 + 1 + 1 + 3 + 0 + 4 + 7 + 0 + 4 + 1).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (169113047021) 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, 2285311410 + ... + 2285311483.

It is an arithmetic number, because the mean of its divisors is an integer number (43420917493).

Almost surely, 2^169113047041 is an apocalyptic number.

It is an amenable number.

169113047041 is a deficient number, since it is larger than the sum of its proper divisors (4570622931).

169113047041 is an equidigital number, since it uses as much as digits as its factorization.

169113047041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4570622930.

The product of its (nonzero) digits is 18144, while the sum is 37.

The spelling of 169113047041 in words is "one hundred sixty-nine billion, one hundred thirteen million, forty-seven thousand, forty-one".