148873943 has 2 divisors, whose sum is σ = 148873944. Its totient is φ = 148873942.

The previous prime is 148873889. The next prime is 148873961. The reversal of 148873943 is 349378841.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-148873943 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (148873843) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 74436971 + 74436972.

It is an arithmetic number, because the mean of its divisors is an integer number (74436972).

Almost surely, 2^148873943 is an apocalyptic number.

148873943 is a deficient number, since it is larger than the sum of its proper divisors (1).

148873943 is an equidigital number, since it uses as much as digits as its factorization.

148873943 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 580608, while the sum is 47.

The square root of 148873943 is about 12201.3910272559. The cubic root of 148873943 is about 529.9963723497.

The spelling of 148873943 in words is "one hundred forty-eight million, eight hundred seventy-three thousand, nine hundred forty-three".