148521543 has 8 divisors (see below), whose sum is σ = 198085248. Its totient is φ = 98986104.

The previous prime is 148521539. The next prime is 148521553. The reversal of 148521543 is 345125841.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 148521543 - 2² = 148521539 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (148521533) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15430 + ... + 23132.

It is an arithmetic number, because the mean of its divisors is an integer number (24760656).

Almost surely, 2^148521543 is an apocalyptic number.

148521543 is a deficient number, since it is larger than the sum of its proper divisors (49563705).

148521543 is an equidigital number, since it uses as much as digits as its factorization.

148521543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14133.

The product of its digits is 19200, while the sum is 33.

The square root of 148521543 is about 12186.9414948953. The cubic root of 148521543 is about 529.5778565672.

The spelling of 148521543 in words is "one hundred forty-eight million, five hundred twenty-one thousand, five hundred forty-three".