1041013821 has 24 divisors (see below), whose sum is σ = 1469385792. Its totient is φ = 655166400.

The previous prime is 1041013811. The next prime is 1041013843. The reversal of 1041013821 is 1283101401.

It is a happy number.

It is not a de Polignac number, because 1041013821 - 2¹¹ = 1041011773 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1041013801) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 113800 + ... + 122606.

It is an arithmetic number, because the mean of its divisors is an integer number (61224408).

Almost surely, 2^1041013821 is an apocalyptic number.

It is an amenable number.

1041013821 is a deficient number, since it is larger than the sum of its proper divisors (428371971).

1041013821 is an equidigital number, since it uses as much as digits as its factorization.

1041013821 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8913 (or 8882 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 21.

The square root of 1041013821 is about 32264.7457916532. The cubic root of 1041013821 is about 1013.4885155804.

The spelling of 1041013821 in words is "one billion, forty-one million, thirteen thousand, eight hundred twenty-one".