149232845 has 4 divisors (see below), whose sum is σ = 179079420. Its totient is φ = 119386272.

The previous prime is 149232829. The next prime is 149232883. The reversal of 149232845 is 548232941.

149232845 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 115197289 + 34035556 = 10733^2 + 5834^2 .

It is a cyclic number.

It is not a de Polignac number, because 149232845 - 2⁴ = 149232829 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 149232799 and 149232808.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14923280 + ... + 14923289.

It is an arithmetic number, because the mean of its divisors is an integer number (44769855).

Almost surely, 2^149232845 is an apocalyptic number.

It is an amenable number.

149232845 is a deficient number, since it is larger than the sum of its proper divisors (29846575).

149232845 is an equidigital number, since it uses as much as digits as its factorization.

149232845 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29846574.

The product of its digits is 69120, while the sum is 38.

The square root of 149232845 is about 12216.0895952838. The cubic root of 149232845 is about 530.4219317230.

The spelling of 149232845 in words is "one hundred forty-nine million, two hundred thirty-two thousand, eight hundred forty-five".