126814523097 has 4 divisors (see below), whose sum is σ = 169086030800. Its totient is φ = 84543015396.

The previous prime is 126814523057. The next prime is 126814523119. The reversal of 126814523097 is 790325418621.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 126814523097 - 2⁸ = 126814522841 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (126814523057) 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, 21135753847 + ... + 21135753852.

It is an arithmetic number, because the mean of its divisors is an integer number (42271507700).

It is a 1-persistent number, because it is pandigital, but 2⋅126814523097 = 253629046194 is not.

Almost surely, 2^126814523097 is an apocalyptic number.

It is an amenable number.

126814523097 is a deficient number, since it is larger than the sum of its proper divisors (42271507703).

126814523097 is an equidigital number, since it uses as much as digits as its factorization.

126814523097 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42271507702.

The product of its (nonzero) digits is 725760, while the sum is 48.

The spelling of 126814523097 in words is "one hundred twenty-six billion, eight hundred fourteen million, five hundred twenty-three thousand, ninety-seven".