1041421320 has 256 divisors, whose sum is σ = 3683232000. Its totient is φ = 261273600.

The previous prime is 1041421273. The next prime is 1041421333. The reversal of 1041421320 is 231241401.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 1041421293 and 1041421302.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1283715 + ... + 1284525.

It is an arithmetic number, because the mean of its divisors is an integer number (14387625).

Almost surely, 2^1041421320 is an apocalyptic number.

1041421320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1041421320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1841616000).

1041421320 is an abundant number, since it is smaller than the sum of its proper divisors (2641810680).

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

1041421320 is a wasteful number, since it uses less digits than its factorization.

1041421320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 901 (or 891 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

The square root of 1041421320 is about 32271.0601003438. The cubic root of 1041421320 is about 1013.6207397871.

Adding to 1041421320 its reverse (231241401), we get a palindrome (1272662721).

The spelling of 1041421320 in words is "one billion, forty-one million, four hundred twenty-one thousand, three hundred twenty".