1300440423 has 8 divisors (see below), whose sum is σ = 1737635328. Its totient is φ = 865102904.

The previous prime is 1300440377. The next prime is 1300440433. The reversal of 1300440423 is 3240440031.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1300440423 - 2¹⁸ = 1300178279 is a prime.

It is a super-2 number, since 2×1300440423² = 3382290587544837858, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1300440423.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1300440433) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 462711 + ... + 465512.

It is an arithmetic number, because the mean of its divisors is an integer number (217204416).

Almost surely, 2^1300440423 is an apocalyptic number.

1300440423 is a deficient number, since it is larger than the sum of its proper divisors (437194905).

1300440423 is an equidigital number, since it uses as much as digits as its factorization.

1300440423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 928693.

The product of its (nonzero) digits is 1152, while the sum is 21.

The square root of 1300440423 is about 36061.6198055495. The cubic root of 1300440423 is about 1091.5161190241.

Adding to 1300440423 its reverse (3240440031), we get a palindrome (4540880454).

The spelling of 1300440423 in words is "one billion, three hundred million, four hundred forty thousand, four hundred twenty-three".