149448525 has 24 divisors (see below), whose sum is σ = 250784544. Its totient is φ = 78513600.

The previous prime is 149448517. The next prime is 149448569. The reversal of 149448525 is 525844941.

149448525 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 149448525 - 2³ = 149448517 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 9846 + ... + 19895.

It is an arithmetic number, because the mean of its divisors is an integer number (10449356).

Almost surely, 2^149448525 is an apocalyptic number.

149448525 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

149448525 is a deficient number, since it is larger than the sum of its proper divisors (101336019).

149448525 is a wasteful number, since it uses less digits than its factorization.

149448525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29821 (or 29816 counting only the distinct ones).

The product of its digits is 230400, while the sum is 42.

The square root of 149448525 is about 12224.9141101277. The cubic root of 149448525 is about 530.6773409421.

The spelling of 149448525 in words is "one hundred forty-nine million, four hundred forty-eight thousand, five hundred twenty-five".