126097654203 has 40 divisors (see below), whose sum is σ = 190200453696. Its totient is φ = 83250039600.

The previous prime is 126097654183. The next prime is 126097654213. The reversal of 126097654203 is 302456790621.

126097654203 is a `hidden beast` number, since 12 + 6 + 0 + 97 + 6 + 542 + 0 + 3 = 666.

It is not a de Polignac number, because 126097654203 - 2⁸ = 126097653947 is a prime.

It is not an unprimeable number, because it can be changed into a prime (126097654213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 5197900 + ... + 5222102.

Almost surely, 2^126097654203 is an apocalyptic number.

126097654203 is a deficient number, since it is larger than the sum of its proper divisors (64102799493).

126097654203 is a wasteful number, since it uses less digits than its factorization.

126097654203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24837 (or 24828 counting only the distinct ones).

The product of its (nonzero) digits is 544320, while the sum is 45.

The spelling of 126097654203 in words is "one hundred twenty-six billion, ninety-seven million, six hundred fifty-four thousand, two hundred three".