8150695321 has 2 divisors, whose sum is σ = 8150695322. Its totient is φ = 8150695320.

The previous prime is 8150695313. The next prime is 8150695363. The reversal of 8150695321 is 1235960518.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6211173721 + 1939521600 = 78811^2 + 44040^2 .

It is a cyclic number.

It is not a de Polignac number, because 8150695321 - 2³ = 8150695313 is a prime.

It is not a weakly prime, because it can be changed into another prime (8150695381) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4075347660 + 4075347661.

It is an arithmetic number, because the mean of its divisors is an integer number (4075347661).

Almost surely, 2^8150695321 is an apocalyptic number.

It is an amenable number.

8150695321 is a deficient number, since it is larger than the sum of its proper divisors (1).

8150695321 is an equidigital number, since it uses as much as digits as its factorization.

8150695321 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 64800, while the sum is 40.

The square root of 8150695321 is about 90281.2013710496. The cubic root of 8150695321 is about 2012.4799073956.

The spelling of 8150695321 in words is "eight billion, one hundred fifty million, six hundred ninety-five thousand, three hundred twenty-one".