1126013140 has 72 divisors (see below), whose sum is σ = 2789603712. Its totient is φ = 380600640.

The previous prime is 1126013113. The next prime is 1126013177. The reversal of 1126013140 is 413106211.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 61489 + ... + 77671.

It is an arithmetic number, because the mean of its divisors is an integer number (38744496).

Almost surely, 2^1126013140 is an apocalyptic number.

1126013140 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 1126013140, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1394801856).

1126013140 is an abundant number, since it is smaller than the sum of its proper divisors (1663590572).

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

1126013140 is a wasteful number, since it uses less digits than its factorization.

1126013140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16277 (or 16268 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 19.

The square root of 1126013140 is about 33556.1192631091. The cubic root of 1126013140 is about 1040.3540276469.

Adding to 1126013140 its reverse (413106211), we get a palindrome (1539119351).

The spelling of 1126013140 in words is "one billion, one hundred twenty-six million, thirteen thousand, one hundred forty".