148381803 has 18 divisors (see below), whose sum is σ = 220296804. Its totient is φ = 96239664.

The previous prime is 148381789. The next prime is 148381817. The reversal of 148381803 is 308183841.

It is an interprime number because it is at equal distance from previous prime (148381789) and next prime (148381817).

It is not a de Polignac number, because 148381803 - 2⁴ = 148381787 is a prime.

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (148381853) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 6300 + ... + 18342.

Almost surely, 2^148381803 is an apocalyptic number.

148381803 is a deficient number, since it is larger than the sum of its proper divisors (71915001).

148381803 is a wasteful number, since it uses less digits than its factorization.

148381803 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12123 (or 12083 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 36.

The square root of 148381803 is about 12181.2069599034. The cubic root of 148381803 is about 529.4117158410.

It can be divided in two parts, 14838 and 1803, that added together give a square (16641 = 129²).

The spelling of 148381803 in words is "one hundred forty-eight million, three hundred eighty-one thousand, eight hundred three".