1140003023 has 16 divisors (see below), whose sum is σ = 1176120000. Its totient is φ = 1104529920.

The previous prime is 1140003019. The next prime is 1140003031. The reversal of 1140003023 is 3203000411.

It is a cyclic number.

It is not a de Polignac number, because 1140003023 - 2² = 1140003019 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1140002989 and 1140003007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1140002023) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1902878 + ... + 1903476.

It is an arithmetic number, because the mean of its divisors is an integer number (73507500).

Almost surely, 2^1140003023 is an apocalyptic number.

1140003023 is a deficient number, since it is larger than the sum of its proper divisors (36116977).

1140003023 is a wasteful number, since it uses less digits than its factorization.

1140003023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1042.

The product of its (nonzero) digits is 72, while the sum is 14.

The square root of 1140003023 is about 33763.9307990050. The cubic root of 1140003023 is about 1044.6448502012.

Adding to 1140003023 its reverse (3203000411), we get a palindrome (4343003434).

The spelling of 1140003023 in words is "one billion, one hundred forty million, three thousand, twenty-three".