1042032401 has 4 divisors (see below), whose sum is σ = 1045361892. Its totient is φ = 1038702912.

The previous prime is 1042032367. The next prime is 1042032403. The reversal of 1042032401 is 1042302401.

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 13868176 + 1028164225 = 3724^2 + 32065^2 .

It is a cyclic number.

It is not a de Polignac number, because 1042032401 - 2²² = 1037838097 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1042032401.

It is not an unprimeable number, because it can be changed into a prime (1042032403) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1664276 + ... + 1664901.

It is an arithmetic number, because the mean of its divisors is an integer number (261340473).

Almost surely, 2^1042032401 is an apocalyptic number.

It is an amenable number.

1042032401 is a deficient number, since it is larger than the sum of its proper divisors (3329491).

1042032401 is an equidigital number, since it uses as much as digits as its factorization.

1042032401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3329490.

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 1042032401 is about 32280.5266530768. The cubic root of 1042032401 is about 1013.8189571183.

Adding to 1042032401 its reverse (1042302401), we get a palindrome (2084334802).

The spelling of 1042032401 in words is "one billion, forty-two million, thirty-two thousand, four hundred one".