6944453961 has 4 divisors (see below), whose sum is σ = 9259271952. Its totient is φ = 4629635972.

The previous prime is 6944453959. The next prime is 6944454037. The reversal of 6944453961 is 1693544496.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 6944453961 - 2¹ = 6944453959 is a prime.

It is not an unprimeable number, because it can be changed into a prime (6944453921) 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, 1157408991 + ... + 1157408996.

It is an arithmetic number, because the mean of its divisors is an integer number (2314817988).

Almost surely, 2^6944453961 is an apocalyptic number.

It is an amenable number.

6944453961 is a deficient number, since it is larger than the sum of its proper divisors (2314817991).

6944453961 is a wasteful number, since it uses less digits than its factorization.

6944453961 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2314817990.

The product of its digits is 2799360, while the sum is 51.

The square root of 6944453961 is about 83333.3904326471. The cubic root of 6944453961 is about 1907.8579424208.

The spelling of 6944453961 in words is "six billion, nine hundred forty-four million, four hundred fifty-three thousand, nine hundred sixty-one".