48432121 has 6 divisors (see below), whose sum is σ = 51115722. Its totient is φ = 45882720.

The previous prime is 48432119. The next prime is 48432127. The reversal of 48432121 is 12123484.

It can be written as a sum of positive squares in only one way, i.e., 36735721 + 11696400 = 6061^2 + 3420^2 .

It is not a de Polignac number, because 48432121 - 2¹ = 48432119 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (48432127) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 66720 + ... + 67441.

It is an arithmetic number, because the mean of its divisors is an integer number (8519287).

Almost surely, 2^48432121 is an apocalyptic number.

It is an amenable number.

48432121 is a deficient number, since it is larger than the sum of its proper divisors (2683601).

48432121 is a wasteful number, since it uses less digits than its factorization.

48432121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 134199 (or 134180 counting only the distinct ones).

The product of its digits is 1536, while the sum is 25.

The square root of 48432121 is about 6959.3190040406. The cubic root of 48432121 is about 364.5114399200.

The spelling of 48432121 in words is "forty-eight million, four hundred thirty-two thousand, one hundred twenty-one".