180097069 has 2 divisors, whose sum is σ = 180097070. Its totient is φ = 180097068.

The previous prime is 180097063. The next prime is 180097111. The reversal of 180097069 is 960790081.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 173896969 + 6200100 = 13187^2 + 2490^2 .

It is a cyclic number.

It is not a de Polignac number, because 180097069 - 2⁵ = 180097037 is a prime.

It is a super-2 number, since 2×180097069² = 64869908524781522, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (180097063) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 90048534 + 90048535.

It is an arithmetic number, because the mean of its divisors is an integer number (90048535).

Almost surely, 2^180097069 is an apocalyptic number.

It is an amenable number.

180097069 is a deficient number, since it is larger than the sum of its proper divisors (1).

180097069 is an equidigital number, since it uses as much as digits as its factorization.

180097069 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 27216, while the sum is 40.

The square root of 180097069 is about 13420.0249254612. The cubic root of 180097069 is about 564.7230940077.

The spelling of 180097069 in words is "one hundred eighty million, ninety-seven thousand, sixty-nine".