11172346203 has 12 divisors (see below), whose sum is σ = 14962078824. Its totient is φ = 7415438400.

The previous prime is 11172346139. The next prime is 11172346231. The reversal of 11172346203 is 30264327111.

It is a happy number.

It is not a de Polignac number, because 11172346203 - 2⁶ = 11172346139 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11172306203) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2840148 + ... + 2844078.

It is an arithmetic number, because the mean of its divisors is an integer number (1246839902).

Almost surely, 2^11172346203 is an apocalyptic number.

11172346203 is a deficient number, since it is larger than the sum of its proper divisors (3789732621).

11172346203 is an frugal number, since it uses more digits than its factorization.

11172346203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8106 (or 4175 counting only the distinct ones).

The product of its (nonzero) digits is 6048, while the sum is 30.

The spelling of 11172346203 in words is "eleven billion, one hundred seventy-two million, three hundred forty-six thousand, two hundred three".