101230609 has 2 divisors, whose sum is σ = 101230610. Its totient is φ = 101230608.

The previous prime is 101230579. The next prime is 101230639. The reversal of 101230609 is 906032101.

It is a balanced prime because it is at equal distance from previous prime (101230579) and next prime (101230639).

It can be written as a sum of positive squares in only one way, i.e., 90155025 + 11075584 = 9495^2 + 3328^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-101230609 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 101230609.

It is not a weakly prime, because it can be changed into another prime (101230639) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50615304 + 50615305.

It is an arithmetic number, because the mean of its divisors is an integer number (50615305).

Almost surely, 2^101230609 is an apocalyptic number.

It is an amenable number.

101230609 is a deficient number, since it is larger than the sum of its proper divisors (1).

101230609 is an equidigital number, since it uses as much as digits as its factorization.

101230609 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 324, while the sum is 22.

The square root of 101230609 is about 10061.3423060743. The cubic root of 101230609 is about 466.0551197487.

The spelling of 101230609 in words is "one hundred one million, two hundred thirty thousand, six hundred nine".