146679653 has 2 divisors, whose sum is σ = 146679654. Its totient is φ = 146679652.

The previous prime is 146679649. The next prime is 146679713. The reversal of 146679653 is 356976641.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 142611364 + 4068289 = 11942^2 + 2017^2 .

It is a cyclic number.

It is not a de Polignac number, because 146679653 - 2² = 146679649 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 146679598 and 146679607.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (146679613) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 73339826 + 73339827.

It is an arithmetic number, because the mean of its divisors is an integer number (73339827).

Almost surely, 2^146679653 is an apocalyptic number.

It is an amenable number.

146679653 is a deficient number, since it is larger than the sum of its proper divisors (1).

146679653 is an equidigital number, since it uses as much as digits as its factorization.

146679653 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 816480, while the sum is 47.

The square root of 146679653 is about 12111.1375601138. The cubic root of 146679653 is about 527.3795572670.

The spelling of 146679653 in words is "one hundred forty-six million, six hundred seventy-nine thousand, six hundred fifty-three".