48199121 has 4 divisors (see below), whose sum is σ = 48218352. Its totient is φ = 48179892.

The previous prime is 48199117. The next prime is 48199139. The reversal of 48199121 is 12199184.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 48199121 - 2² = 48199117 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (48199171) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5171 + ... + 11096.

It is an arithmetic number, because the mean of its divisors is an integer number (12054588).

Almost surely, 2^48199121 is an apocalyptic number.

It is an amenable number.

48199121 is a deficient number, since it is larger than the sum of its proper divisors (19231).

48199121 is a wasteful number, since it uses less digits than its factorization.

48199121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19230.

The product of its digits is 5184, while the sum is 35.

The square root of 48199121 is about 6942.5586781820. The cubic root of 48199121 is about 363.9259625814.

The spelling of 48199121 in words is "forty-eight million, one hundred ninety-nine thousand, one hundred twenty-one".