1300143023 has 2 divisors, whose sum is σ = 1300143024. Its totient is φ = 1300143022.

The previous prime is 1300142981. The next prime is 1300143079. The reversal of 1300143023 is 3203410031.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1300143023 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1300142992 and 1300143010.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1300148023) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 650071511 + 650071512.

It is an arithmetic number, because the mean of its divisors is an integer number (650071512).

Almost surely, 2^1300143023 is an apocalyptic number.

1300143023 is a deficient number, since it is larger than the sum of its proper divisors (1).

1300143023 is an equidigital number, since it uses as much as digits as its factorization.

1300143023 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 216, while the sum is 17.

The square root of 1300143023 is about 36057.4960722455. The cubic root of 1300143023 is about 1091.4329057689.

Adding to 1300143023 its reverse (3203410031), we get a palindrome (4503553054).

The spelling of 1300143023 in words is "one billion, three hundred million, one hundred forty-three thousand, twenty-three".