1051123044 has 12 divisors (see below), whose sum is σ = 2452620464. Its totient is φ = 350374344.

The previous prime is 1051123043. The next prime is 1051123049. The reversal of 1051123044 is 4403211501.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×1051123044² = 2209719307255651872, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1051123044.

It is not an unprimeable number, because it can be changed into a prime (1051123043) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 43796782 + ... + 43796805.

Almost surely, 2^1051123044 is an apocalyptic number.

It is an amenable number.

1051123044 is an abundant number, since it is smaller than the sum of its proper divisors (1401497420).

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

1051123044 is a wasteful number, since it uses less digits than its factorization.

1051123044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87593594 (or 87593592 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 21.

The square root of 1051123044 is about 32421.0278060397. The cubic root of 1051123044 is about 1016.7585952647.

Adding to 1051123044 its reverse (4403211501), we get a palindrome (5454334545).

The spelling of 1051123044 in words is "one billion, fifty-one million, one hundred twenty-three thousand, forty-four".