126685497 has 8 divisors (see below), whose sum is σ = 169020544. Its totient is φ = 84403728.

The previous prime is 126685487. The next prime is 126685511. The reversal of 126685497 is 794586621.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 126685497 - 2¹⁰ = 126684473 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (126685417) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7393 + ... + 17550.

It is an arithmetic number, because the mean of its divisors is an integer number (21127568).

Almost surely, 2^126685497 is an apocalyptic number.

It is an amenable number.

126685497 is a deficient number, since it is larger than the sum of its proper divisors (42335047).

126685497 is a wasteful number, since it uses less digits than its factorization.

126685497 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26639.

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

The square root of 126685497 is about 11255.4652058456. The cubic root of 126685497 is about 502.2373033489.

The spelling of 126685497 in words is "one hundred twenty-six million, six hundred eighty-five thousand, four hundred ninety-seven".