1011712 has 52 divisors (see below), whose sum is σ = 2293480. Its totient is φ = 442368.

The previous prime is 1011697. The next prime is 1011719. The reversal of 1011712 is 2171101.

1011712 = T₂₀₈ + T₂₀₉ + ... + T₂₄₆.

It is a tau number, because it is divible by the number of its divisors (52).

It is a super-2 number, since 2×1011712² = 2047122341888, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (13).

It is a nialpdrome in base 16.

It is a junction number, because it is equal to n+sod(n) for n = 1011692 and 1011701.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1011719) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 53239 + ... + 53257.

2^1011712 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1011712, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1146740).

1011712 is an abundant number, since it is smaller than the sum of its proper divisors (1281768).

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

1011712 is an equidigital number, since it uses as much as digits as its factorization.

1011712 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56 (or 34 counting only the distinct ones).

The product of its (nonzero) digits is 14, while the sum is 13.

The square root of 1011712 is about 1005.8389533121. The cubic root of 1011712 is about 100.3888857186.

Adding to 1011712 its reverse (2171101), we get a palindrome (3182813).

The spelling of 1011712 in words is "one million, eleven thousand, seven hundred twelve".