148969128 has 64 divisors (see below), whose sum is σ = 464325120. Its totient is φ = 38692800.

The previous prime is 148969109. The next prime is 148969151. The reversal of 148969128 is 821969841.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 38458 + ... + 42153.

It is an arithmetic number, because the mean of its divisors is an integer number (7255080).

Almost surely, 2^148969128 is an apocalyptic number.

It is an amenable number.

148969128 is an abundant number, since it is smaller than the sum of its proper divisors (315355992).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

148969128 is a wasteful number, since it uses less digits than its factorization.

148969128 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80638 (or 80634 counting only the distinct ones).

The product of its digits is 248832, while the sum is 48.

The square root of 148969128 is about 12205.2909838316. The cubic root of 148969128 is about 530.1093022463.

The spelling of 148969128 in words is "one hundred forty-eight million, nine hundred sixty-nine thousand, one hundred twenty-eight".