148823293 has 2 divisors, whose sum is σ = 148823294. Its totient is φ = 148823292.

The previous prime is 148823267. The next prime is 148823309. The reversal of 148823293 is 392328841.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 90117049 + 58706244 = 9493^2 + 7662^2 .

It is a cyclic number.

It is not a de Polignac number, because 148823293 - 2⁵ = 148823261 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (148823263) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 74411646 + 74411647.

It is an arithmetic number, because the mean of its divisors is an integer number (74411647).

Almost surely, 2^148823293 is an apocalyptic number.

It is an amenable number.

148823293 is a deficient number, since it is larger than the sum of its proper divisors (1).

148823293 is an equidigital number, since it uses as much as digits as its factorization.

148823293 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 82944, while the sum is 40.

The square root of 148823293 is about 12199.3152676697. The cubic root of 148823293 is about 529.9362602830.

The spelling of 148823293 in words is "one hundred forty-eight million, eight hundred twenty-three thousand, two hundred ninety-three".