94408093081 has 3 divisors (see below), whose sum is σ = 94408400341. Its totient is φ = 94407785822.

The previous prime is 94408093051. The next prime is 94408093093. The reversal of 94408093081 is 18039080449.

The square root of 94408093081 is 307259.

It is a perfect power (a square), and thus also a powerful number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is not a de Polignac number, because 94408093081 - 2⁵ = 94408093049 is a prime.

It is a super-2 number, since 2×94408093081² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (94408093051) by changing a digit.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 153630 + ... + 460888.

Almost surely, 2^94408093081 is an apocalyptic number.

94408093081 is the 307259-th square number.

94408093081 is the 153630-th centered octagonal number.

It is an amenable number.

94408093081 is a deficient number, since it is larger than the sum of its proper divisors (307260).

94408093081 is an frugal number, since it uses more digits than its factorization.

94408093081 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 614518 (or 307259 counting only the distinct ones).

The product of its (nonzero) digits is 248832, while the sum is 46.

The spelling of 94408093081 in words is "ninety-four billion, four hundred eight million, ninety-three thousand, eighty-one".