1300400427 has 8 divisors (see below), whose sum is σ = 1809252864. Its totient is φ = 829240808.

The previous prime is 1300400417. The next prime is 1300400459. The reversal of 1300400427 is 7240040031.

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 1300400427 - 2¹⁶ = 1300334891 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1300400417) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9423123 + ... + 9423260.

It is an arithmetic number, because the mean of its divisors is an integer number (226156608).

Almost surely, 2^1300400427 is an apocalyptic number.

1300400427 is a deficient number, since it is larger than the sum of its proper divisors (508852437).

1300400427 is a wasteful number, since it uses less digits than its factorization.

1300400427 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18846409.

The product of its (nonzero) digits is 672, while the sum is 21.

The square root of 1300400427 is about 36061.0652504886. The cubic root of 1300400427 is about 1091.5049287829.

Adding to 1300400427 its reverse (7240040031), we get a palindrome (8540440458).

The spelling of 1300400427 in words is "one billion, three hundred million, four hundred thousand, four hundred twenty-seven".