146246417 has 2 divisors, whose sum is σ = 146246418. Its totient is φ = 146246416.

The previous prime is 146246383. The next prime is 146246431. The reversal of 146246417 is 714642641.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 132733441 + 13512976 = 11521^2 + 3676^2 .

It is an emirp because it is prime and its reverse (714642641) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 146246417 - 2¹⁴ = 146230033 is a prime.

It is not a weakly prime, because it can be changed into another prime (146246017) 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, 73123208 + 73123209.

It is an arithmetic number, because the mean of its divisors is an integer number (73123209).

Almost surely, 2^146246417 is an apocalyptic number.

It is an amenable number.

146246417 is a deficient number, since it is larger than the sum of its proper divisors (1).

146246417 is an equidigital number, since it uses as much as digits as its factorization.

146246417 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 32256, while the sum is 35.

The square root of 146246417 is about 12093.2384827225. The cubic root of 146246417 is about 526.8598189061.

The spelling of 146246417 in words is "one hundred forty-six million, two hundred forty-six thousand, four hundred seventeen".