94721089541 has 4 divisors (see below), whose sum is σ = 102007327212. Its totient is φ = 87434851872.

The previous prime is 94721089523. The next prime is 94721089559. The reversal of 94721089541 is 14598012749.

It is a happy number.

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

It is an interprime number because it is at equal distance from previous prime (94721089523) and next prime (94721089559).

It can be written as a sum of positive squares in 2 ways, for example, as 24365649025 + 70355440516 = 156095^2 + 265246^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-94721089541 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 94721089541.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (94721089511) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3643118816 + ... + 3643118841.

It is an arithmetic number, because the mean of its divisors is an integer number (25501831803).

Almost surely, 2^94721089541 is an apocalyptic number.

It is an amenable number.

94721089541 is a deficient number, since it is larger than the sum of its proper divisors (7286237671).

94721089541 is a wasteful number, since it uses less digits than its factorization.

94721089541 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7286237670.

The product of its (nonzero) digits is 725760, while the sum is 50.

The spelling of 94721089541 in words is "ninety-four billion, seven hundred twenty-one million, eighty-nine thousand, five hundred forty-one".