148345403 has 4 divisors (see below), whose sum is σ = 149706480. Its totient is φ = 146984328.

The previous prime is 148345391. The next prime is 148345429. The reversal of 148345403 is 304543841.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 148345403 - 2¹² = 148341307 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 148345403.

It is not an unprimeable number, because it can be changed into a prime (148345453) 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, 680375 + ... + 680592.

It is an arithmetic number, because the mean of its divisors is an integer number (37426620).

Almost surely, 2^148345403 is an apocalyptic number.

148345403 is a deficient number, since it is larger than the sum of its proper divisors (1361077).

148345403 is a wasteful number, since it uses less digits than its factorization.

148345403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1361076.

The product of its (nonzero) digits is 23040, while the sum is 32.

The square root of 148345403 is about 12179.7127634440. The cubic root of 148345403 is about 529.3684217576.

The spelling of 148345403 in words is "one hundred forty-eight million, three hundred forty-five thousand, four hundred three".