1013440045 has 8 divisors (see below), whose sum is σ = 1231522560. Its totient is φ = 800489040.

The previous prime is 1013440037. The next prime is 1013440067. The reversal of 1013440045 is 5400443101.

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

It is not a de Polignac number, because 1013440045 - 2³ = 1013440037 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1013439998 and 1013440025.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1282441 + ... + 1283230.

It is an arithmetic number, because the mean of its divisors is an integer number (153940320).

Almost surely, 2^1013440045 is an apocalyptic number.

It is an amenable number.

1013440045 is a deficient number, since it is larger than the sum of its proper divisors (218082515).

1013440045 is an equidigital number, since it uses as much as digits as its factorization.

1013440045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2565755.

The product of its (nonzero) digits is 960, while the sum is 22.

The square root of 1013440045 is about 31834.5731084932. The cubic root of 1013440045 is about 1004.4600929964.

Adding to 1013440045 its reverse (5400443101), we get a palindrome (6413883146).

The spelling of 1013440045 in words is "one billion, thirteen million, four hundred forty thousand, forty-five".