895732109 has 2 divisors, whose sum is σ = 895732110. Its totient is φ = 895732108.

The previous prime is 895732093. The next prime is 895732139. The reversal of 895732109 is 901237598.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 653058025 + 242674084 = 25555^2 + 15578^2 .

It is a cyclic number.

It is not a de Polignac number, because 895732109 - 2⁴ = 895732093 is a prime.

It is a super-2 number, since 2×895732109² = 1604672022187175762, which contains 22 as substring.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 895732109.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (895732139) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 447866054 + 447866055.

It is an arithmetic number, because the mean of its divisors is an integer number (447866055).

Almost surely, 2^895732109 is an apocalyptic number.

It is an amenable number.

895732109 is a deficient number, since it is larger than the sum of its proper divisors (1).

895732109 is an equidigital number, since it uses as much as digits as its factorization.

895732109 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 136080, while the sum is 44.

The square root of 895732109 is about 29928.7839545812. The cubic root of 895732109 is about 963.9608164172.

The spelling of 895732109 in words is "eight hundred ninety-five million, seven hundred thirty-two thousand, one hundred nine".