1040032201 has 4 divisors (see below), whose sum is σ = 1120034692. Its totient is φ = 960029712.

The previous prime is 1040032153. The next prime is 1040032219. The reversal of 1040032201 is 1022300401.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 477204025 + 562828176 = 21845^2 + 23724^2 .

It is a cyclic number.

It is not a de Polignac number, because 1040032201 - 2⁷ = 1040032073 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (13), and also a Moran number because the ratio is a prime number: 80002477 = 1040032201 / (1 + 0 + 4 + 0 + 0 + 3 + 2 + 2 + 0 + 1).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1040032261) 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 3 ways as a sum of consecutive naturals, for example, 40001226 + ... + 40001251.

It is an arithmetic number, because the mean of its divisors is an integer number (280008673).

Almost surely, 2^1040032201 is an apocalyptic number.

It is an amenable number.

1040032201 is a deficient number, since it is larger than the sum of its proper divisors (80002491).

1040032201 is an equidigital number, since it uses as much as digits as its factorization.

1040032201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80002490.

The product of its (nonzero) digits is 48, while the sum is 13.

The square root of 1040032201 is about 32249.5302446408. The cubic root of 1040032201 is about 1013.1698603616.

Adding to 1040032201 its reverse (1022300401), we get a palindrome (2062332602).

The spelling of 1040032201 in words is "one billion, forty million, thirty-two thousand, two hundred one".