4451137961 has 16 divisors (see below), whose sum is σ = 4791087360. Its totient is φ = 4121982720.

The previous prime is 4451137937. The next prime is 4451138011. The reversal of 4451137961 is 1697311544.

It is a de Polignac number, because none of the positive numbers 2^k-4451137961 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4451137661) 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 15 ways as a sum of consecutive naturals, for example, 837665 + ... + 842961.

It is an arithmetic number, because the mean of its divisors is an integer number (299442960).

Almost surely, 2^4451137961 is an apocalyptic number.

It is an amenable number.

4451137961 is a deficient number, since it is larger than the sum of its proper divisors (339949399).

4451137961 is a wasteful number, since it uses less digits than its factorization.

4451137961 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6304.

The product of its digits is 90720, while the sum is 41.

The square root of 4451137961 is about 66716.8491537183. The cubic root of 4451137961 is about 1644.9663504479.

The spelling of 4451137961 in words is "four billion, four hundred fifty-one million, one hundred thirty-seven thousand, nine hundred sixty-one".