40430032001 has 2 divisors, whose sum is σ = 40430032002. Its totient is φ = 40430032000.

The previous prime is 40430031997. The next prime is 40430032007. The reversal of 40430032001 is 10023003404.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 25710519025 + 14719512976 = 160345^2 + 121324^2 .

It is a cyclic number.

It is not a de Polignac number, because 40430032001 - 2² = 40430031997 is a prime.

It is not a weakly prime, because it can be changed into another prime (40430032007) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20215016000 + 20215016001.

It is an arithmetic number, because the mean of its divisors is an integer number (20215016001).

Almost surely, 2^40430032001 is an apocalyptic number.

It is an amenable number.

40430032001 is a deficient number, since it is larger than the sum of its proper divisors (1).

40430032001 is an equidigital number, since it uses as much as digits as its factorization.

40430032001 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 288, while the sum is 17.

Adding to 40430032001 its reverse (10023003404), we get a palindrome (50453035405).

The spelling of 40430032001 in words is "forty billion, four hundred thirty million, thirty-two thousand, one".