1073611272 has 64 divisors (see below), whose sum is σ = 2777544000. Its totient is φ = 345590784.

The previous prime is 1073611249. The next prime is 1073611289. The reversal of 1073611272 is 2721163701.

1073611272 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 86004 + ... + 97692.

It is an arithmetic number, because the mean of its divisors is an integer number (43399125).

Almost surely, 2^1073611272 is an apocalyptic number.

1073611272 is a gapful number since it is divisible by the number (12) 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 1073611272, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1388772000).

1073611272 is an abundant number, since it is smaller than the sum of its proper divisors (1703932728).

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

1073611272 is a wasteful number, since it uses less digits than its factorization.

1073611272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11830 (or 11826 counting only the distinct ones).

The product of its (nonzero) digits is 3528, while the sum is 30.

The square root of 1073611272 is about 32766.0078740148. The cubic root of 1073611272 is about 1023.9584969548.

Adding to 1073611272 its reverse (2721163701), we get a palindrome (3794774973).

The spelling of 1073611272 in words is "one billion, seventy-three million, six hundred eleven thousand, two hundred seventy-two".