32121471751 has 2 divisors, whose sum is σ = 32121471752. Its totient is φ = 32121471750.

The previous prime is 32121471727. The next prime is 32121471761. The reversal of 32121471751 is 15717412123.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 32121471751 - 2⁷ = 32121471623 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (32121471761) 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 as a sum of consecutive naturals, namely, 16060735875 + 16060735876.

It is an arithmetic number, because the mean of its divisors is an integer number (16060735876).

Almost surely, 2^32121471751 is an apocalyptic number.

32121471751 is a deficient number, since it is larger than the sum of its proper divisors (1).

32121471751 is an equidigital number, since it uses as much as digits as its factorization.

32121471751 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 11760, while the sum is 34.

Adding to 32121471751 its reverse (15717412123), we get a palindrome (47838883874).

The spelling of 32121471751 in words is "thirty-two billion, one hundred twenty-one million, four hundred seventy-one thousand, seven hundred fifty-one".