121270148 has 36 divisors (see below), whose sum is σ = 222214608. Its totient is φ = 57876000.

The previous prime is 121270139. The next prime is 121270153. The reversal of 121270148 is 841072121.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 483023 + ... + 483273.

It is an arithmetic number, because the mean of its divisors is an integer number (6172628).

Almost surely, 2^121270148 is an apocalyptic number.

It is an amenable number.

121270148 is a deficient number, since it is larger than the sum of its proper divisors (100944460).

121270148 is a wasteful number, since it uses less digits than its factorization.

121270148 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 404 (or 349 counting only the distinct ones).

The product of its (nonzero) digits is 896, while the sum is 26.

The square root of 121270148 is about 11012.2726083220. The cubic root of 121270148 is about 494.9765631865.

The spelling of 121270148 in words is "one hundred twenty-one million, two hundred seventy thousand, one hundred forty-eight".