32400400003 has 2 divisors, whose sum is σ = 32400400004. Its totient is φ = 32400400002.

The previous prime is 32400399973. The next prime is 32400400007. The reversal of 32400400003 is 30000400423.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 32400400003 - 2²¹ = 32398302851 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 32400400003.

It is not a weakly prime, because it can be changed into another prime (32400400007) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16200200001 + 16200200002.

It is an arithmetic number, because the mean of its divisors is an integer number (16200200002).

Almost surely, 2^32400400003 is an apocalyptic number.

32400400003 is a deficient number, since it is larger than the sum of its proper divisors (1).

32400400003 is an equidigital number, since it uses as much as digits as its factorization.

32400400003 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 288, while the sum is 16.

Adding to 32400400003 its reverse (30000400423), we get a palindrome (62400800426).

The spelling of 32400400003 in words is "thirty-two billion, four hundred million, four hundred thousand, three".