1051405112 has 16 divisors (see below), whose sum is σ = 1989810360. Its totient is φ = 520789024.

The previous prime is 1051405111. The next prime is 1051405123. The reversal of 1051405112 is 2115041501.

It is a super-2 number, since 2×1051405112² = 2210905419079465088, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1051405111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 613283 + ... + 614994.

Almost surely, 2^1051405112 is an apocalyptic number.

It is an amenable number.

1051405112 is a deficient number, since it is larger than the sum of its proper divisors (938405248).

1051405112 is a wasteful number, since it uses less digits than its factorization.

1051405112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1228390 (or 1228386 counting only the distinct ones).

The product of its (nonzero) digits is 200, while the sum is 20.

The square root of 1051405112 is about 32425.3775922502. The cubic root of 1051405112 is about 1016.8495359068.

Adding to 1051405112 its reverse (2115041501), we get a palindrome (3166446613).

The spelling of 1051405112 in words is "one billion, fifty-one million, four hundred five thousand, one hundred twelve".