148387543 has 4 divisors (see below), whose sum is σ = 157116240. Its totient is φ = 139658848.

The previous prime is 148387541. The next prime is 148387553. The reversal of 148387543 is 345783841.

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 148387543 - 2¹ = 148387541 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 148387543.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (148387541) 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, 4364323 + ... + 4364356.

It is an arithmetic number, because the mean of its divisors is an integer number (39279060).

Almost surely, 2^148387543 is an apocalyptic number.

148387543 is a deficient number, since it is larger than the sum of its proper divisors (8728697).

148387543 is an equidigital number, since it uses as much as digits as its factorization.

148387543 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8728696.

The product of its digits is 322560, while the sum is 43.

The square root of 148387543 is about 12181.4425664615. The cubic root of 148387543 is about 529.4185423386.

The spelling of 148387543 in words is "one hundred forty-eight million, three hundred eighty-seven thousand, five hundred forty-three".