8100963939 has 4 divisors (see below), whose sum is σ = 10801285256. Its totient is φ = 5400642624.

The previous prime is 8100963931. The next prime is 8100963943. The reversal of 8100963939 is 9393690018.

It is a happy number.

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

It is not a de Polignac number, because 8100963939 - 2³ = 8100963931 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (8100963931) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1350160654 + ... + 1350160659.

It is an arithmetic number, because the mean of its divisors is an integer number (2700321314).

Almost surely, 2^8100963939 is an apocalyptic number.

8100963939 is a deficient number, since it is larger than the sum of its proper divisors (2700321317).

8100963939 is a wasteful number, since it uses less digits than its factorization.

8100963939 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2700321316.

The product of its (nonzero) digits is 314928, while the sum is 48.

The square root of 8100963939 is about 90005.3550573520. The cubic root of 8100963939 is about 2008.3785128308.

The spelling of 8100963939 in words is "eight billion, one hundred million, nine hundred sixty-three thousand, nine hundred thirty-nine".