1330542023 has 2 divisors, whose sum is σ = 1330542024. Its totient is φ = 1330542022.

The previous prime is 1330542001. The next prime is 1330542047. The reversal of 1330542023 is 3202450331.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1330542023 - 2⁶ = 1330541959 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1330542023.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1330542623) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 665271011 + 665271012.

It is an arithmetic number, because the mean of its divisors is an integer number (665271012).

Almost surely, 2^1330542023 is an apocalyptic number.

1330542023 is a deficient number, since it is larger than the sum of its proper divisors (1).

1330542023 is an equidigital number, since it uses as much as digits as its factorization.

1330542023 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2160, while the sum is 23.

The square root of 1330542023 is about 36476.5955511202. The cubic root of 1330542023 is about 1099.8738210640.

Adding to 1330542023 its reverse (3202450331), we get a palindrome (4532992354).

The spelling of 1330542023 in words is "one billion, three hundred thirty million, five hundred forty-two thousand, twenty-three".