1300320131 has 4 divisors (see below), whose sum is σ = 1418531064. Its totient is φ = 1182109200.

The previous prime is 1300320127. The next prime is 1300320137. The reversal of 1300320131 is 1310230031.

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

It is a cyclic number.

It is not a de Polignac number, because 1300320131 - 2² = 1300320127 is a prime.

It is a super-2 number, since 2×1300320131² = 3381664886167714322, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1300320137) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 59105450 + ... + 59105471.

It is an arithmetic number, because the mean of its divisors is an integer number (354632766).

Almost surely, 2^1300320131 is an apocalyptic number.

1300320131 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1300320131 is a deficient number, since it is larger than the sum of its proper divisors (118210933).

1300320131 is a wasteful number, since it uses less digits than its factorization.

1300320131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 118210932.

The product of its (nonzero) digits is 54, while the sum is 14.

The square root of 1300320131 is about 36059.9518995797. The cubic root of 1300320131 is about 1091.4824625533.

Adding to 1300320131 its reverse (1310230031), we get a palindrome (2610550162).

The spelling of 1300320131 in words is "one billion, three hundred million, three hundred twenty thousand, one hundred thirty-one".