1126021830 has 64 divisors (see below), whose sum is σ = 2728788480. Its totient is φ = 297363456.

The previous prime is 1126021829. The next prime is 1126021849. The reversal of 1126021830 is 381206211.

1126021830 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a super-5 number, since 5×1126021830⁵ (a number of 46 digits) contains 55555 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1126021830.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2541589 + ... + 2542031.

It is an arithmetic number, because the mean of its divisors is an integer number (42637320).

Almost surely, 2^1126021830 is an apocalyptic number.

1126021830 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1126021830 is an abundant number, since it is smaller than the sum of its proper divisors (1602766650).

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

1126021830 is a wasteful number, since it uses less digits than its factorization.

1126021830 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1085.

The product of its (nonzero) digits is 576, while the sum is 24.

The square root of 1126021830 is about 33556.2487474390. The cubic root of 1126021830 is about 1040.3567039488.

The spelling of 1126021830 in words is "one billion, one hundred twenty-six million, twenty-one thousand, eight hundred thirty".