47559121 has 4 divisors (see below), whose sum is σ = 47575872. Its totient is φ = 47542372.

The previous prime is 47559119. The next prime is 47559167. The reversal of 47559121 is 12195574.

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 47559121 - 2¹ = 47559119 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (47559821) 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, 2941 + ... + 10186.

It is an arithmetic number, because the mean of its divisors is an integer number (11893968).

Almost surely, 2^47559121 is an apocalyptic number.

It is an amenable number.

47559121 is a deficient number, since it is larger than the sum of its proper divisors (16751).

47559121 is a wasteful number, since it uses less digits than its factorization.

47559121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16750.

The product of its digits is 12600, while the sum is 34.

The square root of 47559121 is about 6896.3121304071. The cubic root of 47559121 is about 362.3080134395.

The spelling of 47559121 in words is "forty-seven million, five hundred fifty-nine thousand, one hundred twenty-one".