7894632101 has 4 divisors (see below), whose sum is σ = 7894896492. Its totient is φ = 7894367712.

The previous prime is 7894632089. The next prime is 7894632103. The reversal of 7894632101 is 1012364987.

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

It can be written as a sum of positive squares in 2 ways, for example, as 1289169025 + 6605463076 = 35905^2 + 81274^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-7894632101 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7894632103) 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, 80726 + ... + 149351.

It is an arithmetic number, because the mean of its divisors is an integer number (1973724123).

Almost surely, 2^7894632101 is an apocalyptic number.

It is an amenable number.

7894632101 is a deficient number, since it is larger than the sum of its proper divisors (264391).

7894632101 is a wasteful number, since it uses less digits than its factorization.

7894632101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 264390.

The product of its (nonzero) digits is 72576, while the sum is 41.

The square root of 7894632101 is about 88851.7422507854. The cubic root of 7894632101 is about 1991.1805071908.

The spelling of 7894632101 in words is "seven billion, eight hundred ninety-four million, six hundred thirty-two thousand, one hundred one".