1013440123004 has 12 divisors (see below), whose sum is σ = 1773537259200. Its totient is φ = 506715191808.

The previous prime is 1013440122971. The next prime is 1013440123037. The reversal of 1013440123004 is 4003210443101.

It is an interprime number because it is at equal distance from previous prime (1013440122971) and next prime (1013440123037).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 727244 + ... + 1598675.

It is an arithmetic number, because the mean of its divisors is an integer number (147794771600).

Almost surely, 2^{1013440123004} is an apocalyptic number.

It is an amenable number.

1013440123004 is a deficient number, since it is larger than the sum of its proper divisors (760097136196).

1013440123004 is a wasteful number, since it uses less digits than its factorization.

1013440123004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2434852 (or 2434850 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 1013440123004 its reverse (4003210443101), we get a palindrome (5016650566105).

The spelling of 1013440123004 in words is "one trillion, thirteen billion, four hundred forty million, one hundred twenty-three thousand, four".