189316801 has 2 divisors, whose sum is σ = 189316802. Its totient is φ = 189316800.

The previous prime is 189316793. The next prime is 189316807. The reversal of 189316801 is 108613981.

189316801 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 152399025 + 36917776 = 12345^2 + 6076^2 .

It is a cyclic number.

It is not a de Polignac number, because 189316801 - 2³ = 189316793 is a prime.

It is a super-2 number, since 2×189316801² = 71681702281747202, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (189316807) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 94658400 + 94658401.

It is an arithmetic number, because the mean of its divisors is an integer number (94658401).

Almost surely, 2^189316801 is an apocalyptic number.

It is an amenable number.

189316801 is a deficient number, since it is larger than the sum of its proper divisors (1).

189316801 is an equidigital number, since it uses as much as digits as its factorization.

189316801 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10368, while the sum is 37.

The square root of 189316801 is about 13759.2442016268. The cubic root of 189316801 is about 574.1998205591.

The spelling of 189316801 in words is "one hundred eighty-nine million, three hundred sixteen thousand, eight hundred one".