148222829 has 2 divisors, whose sum is σ = 148222830. Its totient is φ = 148222828.

The previous prime is 148222817. The next prime is 148222861. The reversal of 148222829 is 928222841.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 139192804 + 9030025 = 11798^2 + 3005^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-148222829 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 148222792 and 148222801.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (148222889) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 74111414 + 74111415.

It is an arithmetic number, because the mean of its divisors is an integer number (74111415).

Almost surely, 2^148222829 is an apocalyptic number.

It is an amenable number.

148222829 is a deficient number, since it is larger than the sum of its proper divisors (1).

148222829 is an equidigital number, since it uses as much as digits as its factorization.

148222829 is an evil number, because the sum of its binary digits is even.

The product of its digits is 36864, while the sum is 38.

The square root of 148222829 is about 12174.6798315192. The cubic root of 148222829 is about 529.2225804007. Note that the first 3 decimals are identical.

The spelling of 148222829 in words is "one hundred forty-eight million, two hundred twenty-two thousand, eight hundred twenty-nine".