132620121 has 12 divisors (see below), whose sum is σ = 192257572. Its totient is φ = 88092576.

The previous prime is 132620101. The next prime is 132620123. The reversal of 132620121 is 121026231.

132620121 is a `hidden beast` number, since 1 + 32 + 620 + 12 + 1 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 56250000 + 76370121 = 7500^2 + 8739^2 .

It is not a de Polignac number, because 132620121 - 2⁹ = 132619609 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 132620094 and 132620103.

It is not an unprimeable number, because it can be changed into a prime (132620123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 24106 + ... + 29091.

Almost surely, 2^132620121 is an apocalyptic number.

It is an amenable number.

132620121 is a deficient number, since it is larger than the sum of its proper divisors (59637451).

132620121 is a wasteful number, since it uses less digits than its factorization.

132620121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53480 (or 53477 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

The square root of 132620121 is about 11516.0809740119. The cubic root of 132620121 is about 509.9604236879.

Adding to 132620121 its reverse (121026231), we get a palindrome (253646352).

The spelling of 132620121 in words is "one hundred thirty-two million, six hundred twenty thousand, one hundred twenty-one".