148818433 has 2 divisors, whose sum is σ = 148818434. Its totient is φ = 148818432.

The previous prime is 148818427. The next prime is 148818451. The reversal of 148818433 is 334818841.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 143328784 + 5489649 = 11972^2 + 2343^2 .

It is a cyclic number.

It is not a de Polignac number, because 148818433 - 2²⁵ = 115264001 is a prime.

It is not a weakly prime, because it can be changed into another prime (148813433) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 74409216 + 74409217.

It is an arithmetic number, because the mean of its divisors is an integer number (74409217).

Almost surely, 2^148818433 is an apocalyptic number.

It is an amenable number.

148818433 is a deficient number, since it is larger than the sum of its proper divisors (1).

148818433 is an equidigital number, since it uses as much as digits as its factorization.

148818433 is an evil number, because the sum of its binary digits is even.

The product of its digits is 73728, while the sum is 40.

The square root of 148818433 is about 12199.1160745359. The cubic root of 148818433 is about 529.9304916559.

The spelling of 148818433 in words is "one hundred forty-eight million, eight hundred eighteen thousand, four hundred thirty-three".