148678003 has 4 divisors (see below), whose sum is σ = 155142288. Its totient is φ = 142213720.

The previous prime is 148677989. The next prime is 148678007. The reversal of 148678003 is 300876841.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 300876841 = 157 ⋅1916413.

It is a cyclic number.

It is not a de Polignac number, because 148678003 - 2⁹ = 148677491 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (148678007) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3232108 + ... + 3232153.

It is an arithmetic number, because the mean of its divisors is an integer number (38785572).

Almost surely, 2^148678003 is an apocalyptic number.

148678003 is a deficient number, since it is larger than the sum of its proper divisors (6464285).

148678003 is an equidigital number, since it uses as much as digits as its factorization.

148678003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6464284.

The product of its (nonzero) digits is 32256, while the sum is 37.

The square root of 148678003 is about 12193.3589711777. The cubic root of 148678003 is about 529.7637525463.

The spelling of 148678003 in words is "one hundred forty-eight million, six hundred seventy-eight thousand, three".