1306701023 has 4 divisors (see below), whose sum is σ = 1310467080. Its totient is φ = 1302934968.

The previous prime is 1306701017. The next prime is 1306701029. The reversal of 1306701023 is 3201076031.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (1306701017) and next prime (1306701029).

It is a cyclic number.

It is not a de Polignac number, because 1306701023 - 2⁴ = 1306701007 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1306701023.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1306701029) 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 in 3 ways as a sum of consecutive naturals, for example, 1882508 + ... + 1883201.

It is an arithmetic number, because the mean of its divisors is an integer number (327616770).

Almost surely, 2^1306701023 is an apocalyptic number.

1306701023 is a deficient number, since it is larger than the sum of its proper divisors (3766057).

1306701023 is an equidigital number, since it uses as much as digits as its factorization.

1306701023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3766056.

The product of its (nonzero) digits is 756, while the sum is 23.

The square root of 1306701023 is about 36148.3197811461. The cubic root of 1306701023 is about 1093.2649134778.

Adding to 1306701023 its reverse (3201076031), we get a palindrome (4507777054).

The spelling of 1306701023 in words is "one billion, three hundred six million, seven hundred one thousand, twenty-three".