1302732113 has 4 divisors (see below), whose sum is σ = 1347653940. Its totient is φ = 1257810288.

The previous prime is 1302732031. The next prime is 1302732133. The reversal of 1302732113 is 3112372031.

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

It can be written as a sum of positive squares in 2 ways, for example, as 367412224 + 935319889 = 19168^2 + 30583^2 .

It is a cyclic number.

It is not a de Polignac number, because 1302732113 - 2¹⁶ = 1302666577 is a prime.

It is a super-2 number, since 2×1302732113² = 3394221916482889538, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1302732133) 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, 22460870 + ... + 22460927.

It is an arithmetic number, because the mean of its divisors is an integer number (336913485).

Almost surely, 2^1302732113 is an apocalyptic number.

It is an amenable number.

1302732113 is a deficient number, since it is larger than the sum of its proper divisors (44921827).

1302732113 is an equidigital number, since it uses as much as digits as its factorization.

1302732113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44921826.

The product of its (nonzero) digits is 756, while the sum is 23.

The square root of 1302732113 is about 36093.3804595801. The cubic root of 1302732113 is about 1092.1569144041.

The spelling of 1302732113 in words is "one billion, three hundred two million, seven hundred thirty-two thousand, one hundred thirteen".