1072656023 has 2 divisors, whose sum is σ = 1072656024. Its totient is φ = 1072656022.

The previous prime is 1072655989. The next prime is 1072656059. The reversal of 1072656023 is 3206562701.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1072656023 - 2⁶ = 1072655959 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1072656073) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 536328011 + 536328012.

It is an arithmetic number, because the mean of its divisors is an integer number (536328012).

Almost surely, 2^1072656023 is an apocalyptic number.

1072656023 is a deficient number, since it is larger than the sum of its proper divisors (1).

1072656023 is an equidigital number, since it uses as much as digits as its factorization.

1072656023 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 15120, while the sum is 32.

The square root of 1072656023 is about 32751.4278009372. The cubic root of 1072656023 is about 1023.6547167446.

The spelling of 1072656023 in words is "one billion, seventy-two million, six hundred fifty-six thousand, twenty-three".