9966025103 has 16 divisors (see below), whose sum is σ = 10770732000. Its totient is φ = 9190379520.

The previous prime is 9966025079. The next prime is 9966025109. The reversal of 9966025103 is 3015206699.

It is a cyclic number.

It is not a de Polignac number, because 9966025103 - 2¹⁸ = 9965762959 is a prime.

It is a super-3 number, since 3×9966025103³ (a number of 31 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (41).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9966025109) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 335525 + ... + 364017.

It is an arithmetic number, because the mean of its divisors is an integer number (673170750).

Almost surely, 2^9966025103 is an apocalyptic number.

9966025103 is a deficient number, since it is larger than the sum of its proper divisors (804706897).

9966025103 is a wasteful number, since it uses less digits than its factorization.

9966025103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29002.

The product of its (nonzero) digits is 87480, while the sum is 41.

The square root of 9966025103 is about 99829.9809826687. The cubic root of 9966025103 is about 2151.9920317481.

The spelling of 9966025103 in words is "nine billion, nine hundred sixty-six million, twenty-five thousand, one hundred three".