1072115726 has 16 divisors (see below), whose sum is σ = 1754904960. Its totient is φ = 487177080.

The previous prime is 1072115719. The next prime is 1072115729. The reversal of 1072115726 is 6275112701.

It is a super-2 number, since 2×1072115726² = 2298864259873014152, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1072115692 and 1072115701.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1072115729) 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 7 ways as a sum of consecutive naturals, for example, 103265 + ... + 113171.

It is an arithmetic number, because the mean of its divisors is an integer number (109681560).

Almost surely, 2^1072115726 is an apocalyptic number.

1072115726 is a deficient number, since it is larger than the sum of its proper divisors (682789234).

1072115726 is a wasteful number, since it uses less digits than its factorization.

1072115726 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14839.

The product of its (nonzero) digits is 5880, while the sum is 32.

The square root of 1072115726 is about 32743.1783124363. The cubic root of 1072115726 is about 1023.4828162011.

The spelling of 1072115726 in words is "one billion, seventy-two million, one hundred fifteen thousand, seven hundred twenty-six".