148355589 has 24 divisors (see below), whose sum is σ = 212369472. Its totient is φ = 91893120.

The previous prime is 148355587. The next prime is 148355657. The reversal of 148355589 is 985553841.

It is a happy number.

148355589 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 148355589 - 2¹ = 148355587 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (148355587) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 647727 + ... + 647955.

It is an arithmetic number, because the mean of its divisors is an integer number (8848728).

Almost surely, 2^148355589 is an apocalyptic number.

It is an amenable number.

148355589 is a deficient number, since it is larger than the sum of its proper divisors (64013883).

148355589 is an equidigital number, since it uses as much as digits as its factorization.

148355589 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 525 (or 296 counting only the distinct ones).

The product of its digits is 864000, while the sum is 48.

The square root of 148355589 is about 12180.1309106265. The cubic root of 148355589 is about 529.3805376781.

The spelling of 148355589 in words is "one hundred forty-eight million, three hundred fifty-five thousand, five hundred eighty-nine".