1041872401 has 4 divisors (see below), whose sum is σ = 1041937204. Its totient is φ = 1041807600.

The previous prime is 1041872393. The next prime is 1041872417. The reversal of 1041872401 is 1042781401.

1041872401 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 885122001 + 156750400 = 29751^2 + 12520^2 .

It is a cyclic number.

It is not a de Polignac number, because 1041872401 - 2³ = 1041872393 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 1041872401.

It is not an unprimeable number, because it can be changed into a prime (1041872701) 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, 11971 + ... + 47191.

It is an arithmetic number, because the mean of its divisors is an integer number (260484301).

Almost surely, 2^1041872401 is an apocalyptic number.

It is an amenable number.

1041872401 is a deficient number, since it is larger than the sum of its proper divisors (64803).

1041872401 is an equidigital number, since it uses as much as digits as its factorization.

1041872401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64802.

The product of its (nonzero) digits is 1792, while the sum is 28.

The square root of 1041872401 is about 32278.0482836246. The cubic root of 1041872401 is about 1013.7670651503.

The spelling of 1041872401 in words is "one billion, forty-one million, eight hundred seventy-two thousand, four hundred one".