2956561347 has 6 divisors (see below), whose sum is σ = 3942207372. Its totient is φ = 1970978112.

The previous prime is 2956561259. The next prime is 2956561411. The reversal of 2956561347 is 7431656592.

It is not a de Polignac number, because 2956561347 - 2⁷ = 2956561219 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2956561296 and 2956561305.

It is not an unprimeable number, because it can be changed into a prime (2956561147) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 78483 + ... + 109875.

It is an arithmetic number, because the mean of its divisors is an integer number (657034562).

Almost surely, 2^2956561347 is an apocalyptic number.

2956561347 is a deficient number, since it is larger than the sum of its proper divisors (985646025).

2956561347 is an frugal number, since it uses more digits than its factorization.

2956561347 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62789 (or 31396 counting only the distinct ones).

The product of its digits is 1360800, while the sum is 48.

The square root of 2956561347 is about 54374.2710020098. The cubic root of 2956561347 is about 1435.2546577477.

Multiplying 2956561347 by its sum of digits (48), we get a square (141914944656 = 376716²).

The spelling of 2956561347 in words is "two billion, nine hundred fifty-six million, five hundred sixty-one thousand, three hundred forty-seven".