146099089 has 2 divisors, whose sum is σ = 146099090. Its totient is φ = 146099088.

The previous prime is 146099053. The next prime is 146099099. The reversal of 146099089 is 980990641.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 143209089 + 2890000 = 11967^2 + 1700^2 .

It is a cyclic number.

It is not a de Polignac number, because 146099089 - 2⁹ = 146098577 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (146099039) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 73049544 + 73049545.

It is an arithmetic number, because the mean of its divisors is an integer number (73049545).

Almost surely, 2^146099089 is an apocalyptic number.

It is an amenable number.

146099089 is a deficient number, since it is larger than the sum of its proper divisors (1).

146099089 is an equidigital number, since it uses as much as digits as its factorization.

146099089 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 139968, while the sum is 46.

The square root of 146099089 is about 12087.1456101099. The cubic root of 146099089 is about 526.6828407057.

The spelling of 146099089 in words is "one hundred forty-six million, ninety-nine thousand, eighty-nine".