146602121249 has 2 divisors, whose sum is σ = 146602121250. Its totient is φ = 146602121248.

The previous prime is 146602121231. The next prime is 146602121287. The reversal of 146602121249 is 942121206641.

It is an a-pointer prime, because the next prime (146602121287) can be obtained adding 146602121249 to its sum of digits (38).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 93330250000 + 53271871249 = 305500^2 + 230807^2 .

It is an emirp because it is prime and its reverse (942121206641) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 146602121249 - 2¹² = 146602117153 is a prime.

It is not a weakly prime, because it can be changed into another prime (146602121209) 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, 73301060624 + 73301060625.

It is an arithmetic number, because the mean of its divisors is an integer number (73301060625).

Almost surely, 2^146602121249 is an apocalyptic number.

It is an amenable number.

146602121249 is a deficient number, since it is larger than the sum of its proper divisors (1).

146602121249 is an equidigital number, since it uses as much as digits as its factorization.

146602121249 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 41472, while the sum is 38.

The spelling of 146602121249 in words is "one hundred forty-six billion, six hundred two million, one hundred twenty-one thousand, two hundred forty-nine".