161514029 has 2 divisors, whose sum is σ = 161514030. Its totient is φ = 161514028.

The previous prime is 161514013. The next prime is 161514053. The reversal of 161514029 is 920415161.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 112933129 + 48580900 = 10627^2 + 6970^2 .

It is a cyclic number.

It is not a de Polignac number, because 161514029 - 2⁴ = 161514013 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 161513992 and 161514010.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (161511029) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 80757014 + 80757015.

It is an arithmetic number, because the mean of its divisors is an integer number (80757015).

Almost surely, 2^161514029 is an apocalyptic number.

It is an amenable number.

161514029 is a deficient number, since it is larger than the sum of its proper divisors (1).

161514029 is an equidigital number, since it uses as much as digits as its factorization.

161514029 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2160, while the sum is 29.

The square root of 161514029 is about 12708.8169787750. The cubic root of 161514029 is about 544.5905282192.

The spelling of 161514029 in words is "one hundred sixty-one million, five hundred fourteen thousand, twenty-nine".