1323300261 has 8 divisors (see below), whose sum is σ = 1767262464. Its totient is φ = 880769120.

The previous prime is 1323300257. The next prime is 1323300269. The reversal of 1323300261 is 1620033231.

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 1323300261 - 2² = 1323300257 is a prime.

It is a super-2 number, since 2×1323300261² = 3502247161525336242, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1323300269) 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, 355605 + ... + 359306.

It is an arithmetic number, because the mean of its divisors is an integer number (220907808).

Almost surely, 2^1323300261 is an apocalyptic number.

It is an amenable number.

1323300261 is a deficient number, since it is larger than the sum of its proper divisors (443962203).

1323300261 is an equidigital number, since it uses as much as digits as its factorization.

1323300261 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 715531.

The product of its (nonzero) digits is 648, while the sum is 21.

The square root of 1323300261 is about 36377.1942430969. The cubic root of 1323300261 is about 1097.8747563690.

Adding to 1323300261 its reverse (1620033231), we get a palindrome (2943333492).

The spelling of 1323300261 in words is "one billion, three hundred twenty-three million, three hundred thousand, two hundred sixty-one".