1321410023 has 2 divisors, whose sum is σ = 1321410024. Its totient is φ = 1321410022.

The previous prime is 1321410019. The next prime is 1321410031. The reversal of 1321410023 is 3200141231.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1321410023 - 2² = 1321410019 is a prime.

It is a super-2 number, since 2×1321410023² = 3492248897769721058, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1321409983 and 1321410010.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1321416023) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 660705011 + 660705012.

It is an arithmetic number, because the mean of its divisors is an integer number (660705012).

Almost surely, 2^1321410023 is an apocalyptic number.

1321410023 is a deficient number, since it is larger than the sum of its proper divisors (1).

1321410023 is an equidigital number, since it uses as much as digits as its factorization.

1321410023 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 1321410023 is about 36351.2038727743. The cubic root of 1321410023 is about 1097.3517625729.

Adding to 1321410023 its reverse (3200141231), we get a palindrome (4521551254).

The spelling of 1321410023 in words is "one billion, three hundred twenty-one million, four hundred ten thousand, twenty-three".