1013423444 has 48 divisors (see below), whose sum is σ = 2106820800. Its totient is φ = 421344000.

The previous prime is 1013423417. The next prime is 1013423461. The reversal of 1013423444 is 4443243101.

It is a super-2 number, since 2×1013423444² = 2054054153697642272, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3344 + ... + 45144.

It is an arithmetic number, because the mean of its divisors is an integer number (43892100).

Almost surely, 2^1013423444 is an apocalyptic number.

It is an amenable number.

1013423444 is an abundant number, since it is smaller than the sum of its proper divisors (1093397356).

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

1013423444 is a wasteful number, since it uses less digits than its factorization.

1013423444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41864 (or 41862 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 26.

The square root of 1013423444 is about 31834.3123688890. The cubic root of 1013423444 is about 1004.4546083329.

Adding to 1013423444 its reverse (4443243101), we get a palindrome (5456666545).

The spelling of 1013423444 in words is "one billion, thirteen million, four hundred twenty-three thousand, four hundred forty-four".