11203841097 has 24 divisors (see below), whose sum is σ = 16730193480. Its totient is φ = 7220171520.

The previous prime is 11203841087. The next prime is 11203841107. The reversal of 11203841097 is 79014830211.

It is a happy number.

11203841097 is a `hidden beast` number, since 1 + 120 + 38 + 410 + 97 = 666.

It is an interprime number because it is at equal distance from previous prime (11203841087) and next prime (11203841107).

It can be written as a sum of positive squares in 4 ways, for example, as 883516176 + 10320324921 = 29724^2 + 101589^2 .

It is not a de Polignac number, because 11203841097 - 2⁴ = 11203841081 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11203841087) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 99058 + ... + 179499.

It is an arithmetic number, because the mean of its divisors is an integer number (697091395).

Almost surely, 2^11203841097 is an apocalyptic number.

It is an amenable number.

11203841097 is a deficient number, since it is larger than the sum of its proper divisors (5526352383).

11203841097 is a wasteful number, since it uses less digits than its factorization.

11203841097 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 278713 (or 278710 counting only the distinct ones).

The product of its (nonzero) digits is 12096, while the sum is 36.

It can be divided in two parts, 1120384 and 1097, that added together give a square (1121481 = 1059²).

The spelling of 11203841097 in words is "eleven billion, two hundred three million, eight hundred forty-one thousand, ninety-seven".