148521339 has 6 divisors (see below), whose sum is σ = 214530836. Its totient is φ = 99014220.

The previous prime is 148521337. The next prime is 148521353. The reversal of 148521339 is 933125841.

148521339 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 148521339 - 2¹ = 148521337 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (148521337) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 8251177 + ... + 8251194.

Almost surely, 2^148521339 is an apocalyptic number.

148521339 is a deficient number, since it is larger than the sum of its proper divisors (66009497).

148521339 is a wasteful number, since it uses less digits than its factorization.

148521339 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16502377 (or 16502374 counting only the distinct ones).

The product of its digits is 25920, while the sum is 36.

The square root of 148521339 is about 12186.9331252781. The cubic root of 148521339 is about 529.5776141019.

The spelling of 148521339 in words is "one hundred forty-eight million, five hundred twenty-one thousand, three hundred thirty-nine".