1399011300 has 108 divisors (see below), whose sum is σ = 4413499636. Its totient is φ = 370656000.

The previous prime is 1399011283. The next prime is 1399011331. The reversal of 1399011300 is 31109931.

It can be written as a sum of positive squares in 6 ways, for example, as 2643876 + 1396367424 = 1626^2 + 37368^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 136350 + ... + 146250.

Almost surely, 2^1399011300 is an apocalyptic number.

1399011300 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1399011300, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2206749818).

1399011300 is an abundant number, since it is smaller than the sum of its proper divisors (3014488336).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1399011300 is a wasteful number, since it uses less digits than its factorization.

1399011300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10078 (or 10068 counting only the distinct ones).

The product of its (nonzero) digits is 729, while the sum is 27.

The square root of 1399011300 is about 37403.3594747851. The cubic root of 1399011300 is about 1118.4255353604.

The spelling of 1399011300 in words is "one billion, three hundred ninety-nine million, eleven thousand, three hundred".