2739131347 has 4 divisors (see below), whose sum is σ = 2802832120. Its totient is φ = 2675430576.

The previous prime is 2739131309. The next prime is 2739131363. The reversal of 2739131347 is 7431319372.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2739131347 is a prime.

It is a super-2 number, since 2×2739131347² = 15005681072236068818, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2739131147) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 31850322 + ... + 31850407.

It is an arithmetic number, because the mean of its divisors is an integer number (700708030).

Almost surely, 2^2739131347 is an apocalyptic number.

2739131347 is a deficient number, since it is larger than the sum of its proper divisors (63700773).

2739131347 is an equidigital number, since it uses as much as digits as its factorization.

2739131347 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63700772.

The product of its digits is 95256, while the sum is 40.

The square root of 2739131347 is about 52336.7112742098. The cubic root of 2739131347 is about 1399.1715076004.

The spelling of 2739131347 in words is "two billion, seven hundred thirty-nine million, one hundred thirty-one thousand, three hundred forty-seven".