1060721011 has 8 divisors (see below), whose sum is σ = 1212455520. Its totient is φ = 909037248.

The previous prime is 1060721003. The next prime is 1060721021. The reversal of 1060721011 is 1101270601.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1060721011 - 2³ = 1060721003 is a prime.

It is a super-2 number, since 2×1060721011² = 2250258126353724242, which contains 22 as substring.

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 1060721011.

It is not an unprimeable number, because it can be changed into a prime (1060721021) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 59535 + ... + 75271.

It is an arithmetic number, because the mean of its divisors is an integer number (151556940).

Almost surely, 2^1060721011 is an apocalyptic number.

1060721011 is a deficient number, since it is larger than the sum of its proper divisors (151734509).

1060721011 is an equidigital number, since it uses as much as digits as its factorization.

1060721011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25373.

The product of its (nonzero) digits is 84, while the sum is 19.

The square root of 1060721011 is about 32568.7121483181. The cubic root of 1060721011 is about 1019.8439499192.

Adding to 1060721011 its reverse (1101270601), we get a palindrome (2161991612).

The spelling of 1060721011 in words is "one billion, sixty million, seven hundred twenty-one thousand, eleven".