147840089 has 2 divisors, whose sum is σ = 147840090. Its totient is φ = 147840088.

The previous prime is 147840073. The next prime is 147840101. The reversal of 147840089 is 980048741.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 147015625 + 824464 = 12125^2 + 908^2 .

It is a cyclic number.

It is not a de Polignac number, because 147840089 - 2⁴ = 147840073 is a prime.

It is not a weakly prime, because it can be changed into another prime (147840019) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 73920044 + 73920045.

It is an arithmetic number, because the mean of its divisors is an integer number (73920045).

Almost surely, 2^147840089 is an apocalyptic number.

It is an amenable number.

147840089 is a deficient number, since it is larger than the sum of its proper divisors (1).

147840089 is an equidigital number, since it uses as much as digits as its factorization.

147840089 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 64512, while the sum is 41.

The square root of 147840089 is about 12158.9509827123. The cubic root of 147840089 is about 528.7666694199.

The spelling of 147840089 in words is "one hundred forty-seven million, eight hundred forty thousand, eighty-nine".