1011440013 has 8 divisors (see below), whose sum is σ = 1348747488. Its totient is φ = 674212944.

The previous prime is 1011440011. The next prime is 1011440063. The reversal of 1011440013 is 3100441101.

1011440013 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 1011440013 - 2¹ = 1011440011 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1011439974 and 1011440001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1011440011) 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, 21631 + ... + 49907.

It is an arithmetic number, because the mean of its divisors is an integer number (168593436).

Almost surely, 2^1011440013 is an apocalyptic number.

It is an amenable number.

1011440013 is a deficient number, since it is larger than the sum of its proper divisors (337307475).

1011440013 is a wasteful number, since it uses less digits than its factorization.

1011440013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40203.

The product of its (nonzero) digits is 48, while the sum is 15.

The square root of 1011440013 is about 31803.1447030007. The cubic root of 1011440013 is about 1003.7988878432.

Adding to 1011440013 its reverse (3100441101), we get a palindrome (4111881114).

The spelling of 1011440013 in words is "one billion, eleven million, four hundred forty thousand, thirteen".