32112401305 has 4 divisors (see below), whose sum is σ = 38534881572. Its totient is φ = 25689921040.

The previous prime is 32112401287. The next prime is 32112401323. The reversal of 32112401305 is 50310421123.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 50310421123 = 73 ⋅689183851.

It is an interprime number because it is at equal distance from previous prime (32112401287) and next prime (32112401323).

It can be written as a sum of positive squares in 2 ways, for example, as 14797262736 + 17315138569 = 121644^2 + 131587^2 .

It is not a de Polignac number, because 32112401305 - 2³³ = 23522466713 is a prime.

It is a Duffinian number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 3211240126 + ... + 3211240135.

It is an arithmetic number, because the mean of its divisors is an integer number (9633720393).

Almost surely, 2^32112401305 is an apocalyptic number.

It is an amenable number.

32112401305 is a deficient number, since it is larger than the sum of its proper divisors (6422480267).

32112401305 is an equidigital number, since it uses as much as digits as its factorization.

32112401305 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6422480266.

The product of its (nonzero) digits is 720, while the sum is 22.

Adding to 32112401305 its reverse (50310421123), we get a palindrome (82422822428).

The spelling of 32112401305 in words is "thirty-two billion, one hundred twelve million, four hundred one thousand, three hundred five".