1301113332 has 18 divisors (see below), whose sum is σ = 3288925458. Its totient is φ = 433704432.

The previous prime is 1301113291. The next prime is 1301113403. The reversal of 1301113332 is 2333111031.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 1139467536 + 161645796 = 33756^2 + 12714^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

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 5 ways as a sum of consecutive naturals, for example, 18070983 + ... + 18071054.

It is an arithmetic number, because the mean of its divisors is an integer number (182718081).

Almost surely, 2^1301113332 is an apocalyptic number.

1301113332 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1301113332 is an abundant number, since it is smaller than the sum of its proper divisors (1987812126).

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

1301113332 is a wasteful number, since it uses less digits than its factorization.

1301113332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36142047 (or 36142042 counting only the distinct ones).

The product of its (nonzero) digits is 162, while the sum is 18.

The square root of 1301113332 is about 36070.9485874713. The cubic root of 1301113332 is about 1091.7043538090.

Adding to 1301113332 its reverse (2333111031), we get a palindrome (3634224363).

The spelling of 1301113332 in words is "one billion, three hundred one million, one hundred thirteen thousand, three hundred thirty-two".