5009769161 has 2 divisors, whose sum is σ = 5009769162. Its totient is φ = 5009769160.

The previous prime is 5009769157. The next prime is 5009769187. The reversal of 5009769161 is 1619679005.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4356660025 + 653109136 = 66005^2 + 25556^2 .

It is a cyclic number.

It is not a de Polignac number, because 5009769161 - 2² = 5009769157 is a prime.

It is not a weakly prime, because it can be changed into another prime (5009766161) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2504884580 + 2504884581.

It is an arithmetic number, because the mean of its divisors is an integer number (2504884581).

Almost surely, 2^5009769161 is an apocalyptic number.

It is an amenable number.

5009769161 is a deficient number, since it is larger than the sum of its proper divisors (1).

5009769161 is an equidigital number, since it uses as much as digits as its factorization.

5009769161 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 102060, while the sum is 44.

The square root of 5009769161 is about 70779.7228095731. The cubic root of 5009769161 is about 1711.0888908443.

The spelling of 5009769161 in words is "five billion, nine million, seven hundred sixty-nine thousand, one hundred sixty-one".