180920063 has 2 divisors, whose sum is σ = 180920064. Its totient is φ = 180920062.

The previous prime is 180920041. The next prime is 180920099. The reversal of 180920063 is 360029081.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-180920063 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (180928063) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 90460031 + 90460032.

It is an arithmetic number, because the mean of its divisors is an integer number (90460032).

Almost surely, 2^180920063 is an apocalyptic number.

180920063 is a deficient number, since it is larger than the sum of its proper divisors (1).

180920063 is an equidigital number, since it uses as much as digits as its factorization.

180920063 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2592, while the sum is 29.

The square root of 180920063 is about 13450.6528837823. The cubic root of 180920063 is about 565.5819966818.

The spelling of 180920063 in words is "one hundred eighty million, nine hundred twenty thousand, sixty-three".