1071726120 has 128 divisors (see below), whose sum is σ = 3583008000. Its totient is φ = 284947200.

The previous prime is 1071726113. The next prime is 1071726151. The reversal of 1071726120 is 216271701.

It is a super-2 number, since 2×1071726120² = 2297193752580508800, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 418845 + ... + 421395.

It is an arithmetic number, because the mean of its divisors is an integer number (27992250).

Almost surely, 2^1071726120 is an apocalyptic number.

1071726120 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 1071726120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1791504000).

1071726120 is an abundant number, since it is smaller than the sum of its proper divisors (2511281880).

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

1071726120 is a wasteful number, since it uses less digits than its factorization.

1071726120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2960 (or 2950 counting only the distinct ones).

The product of its (nonzero) digits is 1176, while the sum is 27.

The square root of 1071726120 is about 32737.2283493884. The cubic root of 1071726120 is about 1023.3588235671.

Adding to 1071726120 its reverse (216271701), we get a palindrome (1287997821).

The spelling of 1071726120 in words is "one billion, seventy-one million, seven hundred twenty-six thousand, one hundred twenty".