11297646123 has 16 divisors (see below), whose sum is σ = 15985981440. Its totient is φ = 7072557696.

The previous prime is 11297646013. The next prime is 11297646127. The reversal of 11297646123 is 32164679211.

It is not a de Polignac number, because 11297646123 - 2¹⁷ = 11297515051 is a prime.

It is a super-2 number, since 2×11297646123² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (11297646127) 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, 229915 + ... + 274692.

It is an arithmetic number, because the mean of its divisors is an integer number (999123840).

Almost surely, 2^11297646123 is an apocalyptic number.

11297646123 is a deficient number, since it is larger than the sum of its proper divisors (4688335317).

11297646123 is a wasteful number, since it uses less digits than its factorization.

11297646123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 505066.

The product of its digits is 108864, while the sum is 42.

The spelling of 11297646123 in words is "eleven billion, two hundred ninety-seven million, six hundred forty-six thousand, one hundred twenty-three".