1004056023 has 16 divisors (see below), whose sum is σ = 1418135040. Its totient is φ = 629709696.

The previous prime is 1004056003. The next prime is 1004056033. The reversal of 1004056023 is 3206504001.

It is a happy number.

It is not a de Polignac number, because 1004056023 - 2⁶ = 1004055959 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1004056003) 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, 196738 + ... + 201776.

It is an arithmetic number, because the mean of its divisors is an integer number (88633440).

Almost surely, 2^1004056023 is an apocalyptic number.

1004056023 is a deficient number, since it is larger than the sum of its proper divisors (414079017).

1004056023 is a wasteful number, since it uses less digits than its factorization.

1004056023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8966.

The product of its (nonzero) digits is 720, while the sum is 21.

The square root of 1004056023 is about 31686.8430582789. The cubic root of 1004056023 is about 1001.3501838498.

The spelling of 1004056023 in words is "one billion, four million, fifty-six thousand, twenty-three".