148537147 has 4 divisors (see below), whose sum is σ = 162040536. Its totient is φ = 135033760.

The previous prime is 148537139. The next prime is 148537171. The reversal of 148537147 is 741735841.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 148537147 - 2³ = 148537139 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (148537127) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6751678 + ... + 6751699.

It is an arithmetic number, because the mean of its divisors is an integer number (40510134).

Almost surely, 2^148537147 is an apocalyptic number.

148537147 is a deficient number, since it is larger than the sum of its proper divisors (13503389).

148537147 is a wasteful number, since it uses less digits than its factorization.

148537147 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13503388.

The product of its digits is 94080, while the sum is 40.

The square root of 148537147 is about 12187.5816715212. The cubic root of 148537147 is about 529.5964021225.

The spelling of 148537147 in words is "one hundred forty-eight million, five hundred thirty-seven thousand, one hundred forty-seven".