1126005136 has 15 divisors (see below), whose sum is σ = 2181895041. Its totient is φ = 562935456.

The previous prime is 1126005109. The next prime is 1126005143. The reversal of 1126005136 is 6315006211.

The square root of 1126005136 is 33556.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 976187536 + 149817600 = 31244^2 + 12240^2 .

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1126005136.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 130030 + ... + 138418.

Almost surely, 2^1126005136 is an apocalyptic number.

1126005136 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

1126005136 is the 33556-th square number.

It is an amenable number.

1126005136 is a deficient number, since it is larger than the sum of its proper divisors (1055889905).

1126005136 is an frugal number, since it uses more digits than its factorization.

1126005136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16786 (or 8391 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 25.

The cubic root of 1126005136 is about 1040.3515626036.

Multiplying 1126005136 by its sum of digits (25), we get a square (28150128400 = 167780²).

The spelling of 1126005136 in words is "one billion, one hundred twenty-six million, five thousand, one hundred thirty-six".