1074040123 has 12 divisors (see below), whose sum is σ = 1163997120. Its totient is φ = 990583776.

The previous prime is 1074040109. The next prime is 1074040139. The reversal of 1074040123 is 3210404701.

It is a de Polignac number, because none of the positive numbers 2^k-1074040123 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1074040094 and 1074040103.

It is not an unprimeable number, because it can be changed into a prime (1074040103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 295465 + ... + 299077.

It is an arithmetic number, because the mean of its divisors is an integer number (96999760).

Almost surely, 2^1074040123 is an apocalyptic number.

1074040123 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1074040123 is a deficient number, since it is larger than the sum of its proper divisors (89956997).

1074040123 is a wasteful number, since it uses less digits than its factorization.

1074040123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5398 (or 5385 counting only the distinct ones).

The product of its (nonzero) digits is 672, while the sum is 22.

The square root of 1074040123 is about 32772.5513654338. The cubic root of 1074040123 is about 1024.0948179183.

Adding to 1074040123 its reverse (3210404701), we get a palindrome (4284444824).

The spelling of 1074040123 in words is "one billion, seventy-four million, forty thousand, one hundred twenty-three".