1308338988109 has 8 divisors (see below), whose sum is σ = 1382251023360. Its totient is φ = 1236346746096.

The previous prime is 1308338988091. The next prime is 1308338988127. The reversal of 1308338988109 is 9018898338031.

It is an interprime number because it is at equal distance from previous prime (1308338988091) and next prime (1308338988127).

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 1308338988109 - 2¹⁷ = 1308338857037 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1308338988199) 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, 479946909 + ... + 479949634.

It is an arithmetic number, because the mean of its divisors is an integer number (172781377920).

Almost surely, 2^{1308338988109} is an apocalyptic number.

It is an amenable number.

1308338988109 is a deficient number, since it is larger than the sum of its proper divisors (73912035251).

1308338988109 is an equidigital number, since it uses as much as digits as its factorization.

1308338988109 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 959896619.

The product of its (nonzero) digits is 8957952, while the sum is 61.

The spelling of 1308338988109 in words is "one trillion, three hundred eight billion, three hundred thirty-eight million, nine hundred eighty-eight thousand, one hundred nine".