201540148 has 12 divisors (see below), whose sum is σ = 353943520. Its totient is φ = 100413432.

The previous prime is 201540121. The next prime is 201540161. The reversal of 201540148 is 841045102.

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, 87888 + ... + 90151.

Almost surely, 2^201540148 is an apocalyptic number.

It is an amenable number.

201540148 is a deficient number, since it is larger than the sum of its proper divisors (152403372).

201540148 is a wasteful number, since it uses less digits than its factorization.

201540148 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 178326 (or 178324 counting only the distinct ones).

The product of its (nonzero) digits is 1280, while the sum is 25.

The square root of 201540148 is about 14196.4836491295. The cubic root of 201540148 is about 586.3008507710.

The spelling of 201540148 in words is "two hundred one million, five hundred forty thousand, one hundred forty-eight".