1051333830 has 80 divisors (see below), whose sum is σ = 2834553744. Its totient is φ = 279599040.

The previous prime is 1051333823. The next prime is 1051333847. The reversal of 1051333830 is 383331501.

1051333830 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×1051333830² = 2210605644204937800, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 1051333794 and 1051333803.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 339469 + ... + 342551.

Almost surely, 2^1051333830 is an apocalyptic number.

1051333830 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1051333830, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1417276872).

1051333830 is an abundant number, since it is smaller than the sum of its proper divisors (1783219914).

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

1051333830 is a wasteful number, since it uses less digits than its factorization.

1051333830 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3523 (or 3514 counting only the distinct ones).

The product of its (nonzero) digits is 3240, while the sum is 27.

The square root of 1051333830 is about 32424.2784036900. The cubic root of 1051333830 is about 1016.8265556410.

The spelling of 1051333830 in words is "one billion, fifty-one million, three hundred thirty-three thousand, eight hundred thirty".