148889259 has 12 divisors (see below), whose sum is σ = 223027896. Its totient is φ = 99259344.

The previous prime is 148889233. The next prime is 148889287. The reversal of 148889259 is 952988841.

It is not a de Polignac number, because 148889259 - 2⁷ = 148889131 is a prime.

It is a super-2 number, since 2×148889259² = 44336022891138162, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (148889359) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 306114 + ... + 306599.

It is an arithmetic number, because the mean of its divisors is an integer number (18585658).

Almost surely, 2^148889259 is an apocalyptic number.

148889259 is a deficient number, since it is larger than the sum of its proper divisors (74138637).

148889259 is an frugal number, since it uses more digits than its factorization.

148889259 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 612728 (or 612716 counting only the distinct ones).

The product of its digits is 1658880, while the sum is 54.

The square root of 148889259 is about 12202.0186444703. The cubic root of 148889259 is about 530.0145468892.

The spelling of 148889259 in words is "one hundred forty-eight million, eight hundred eighty-nine thousand, two hundred fifty-nine".