1041122720 has 72 divisors (see below), whose sum is σ = 2703635172. Its totient is φ = 378583040.

The previous prime is 1041122713. The next prime is 1041122729. The reversal of 1041122720 is 272211401.

It can be written as a sum of positive squares in 2 ways, for example, as 892575376 + 148547344 = 29876^2 + 12188^2 .

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 1041122692 and 1041122701.

It is not an unprimeable number, because it can be changed into a prime (1041122729) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7529 + ... + 46248.

Almost surely, 2^1041122720 is an apocalyptic number.

1041122720 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1041122720 is an abundant number, since it is smaller than the sum of its proper divisors (1662512452).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1041122720 is a wasteful number, since it uses less digits than its factorization.

1041122720 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53814 (or 53795 counting only the distinct ones).

The product of its (nonzero) digits is 224, while the sum is 20.

The square root of 1041122720 is about 32266.4333324897. The cubic root of 1041122720 is about 1013.5238542202.

The spelling of 1041122720 in words is "one billion, forty-one million, one hundred twenty-two thousand, seven hundred twenty".