10985432603 has 4 divisors (see below), whose sum is σ = 11108864520. Its totient is φ = 10862000688.

The previous prime is 10985432587. The next prime is 10985432641. The reversal of 10985432603 is 30623458901.

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

It is a cyclic number.

It is not a de Polignac number, because 10985432603 - 2⁴ = 10985432587 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10985432663) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 61715825 + ... + 61716002.

It is an arithmetic number, because the mean of its divisors is an integer number (2777216130).

Almost surely, 2^10985432603 is an apocalyptic number.

10985432603 is a deficient number, since it is larger than the sum of its proper divisors (123431917).

10985432603 is an equidigital number, since it uses as much as digits as its factorization.

10985432603 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 123431916.

The product of its (nonzero) digits is 155520, while the sum is 41.

The spelling of 10985432603 in words is "ten billion, nine hundred eighty-five million, four hundred thirty-two thousand, six hundred three".