126797537 has 8 divisors (see below), whose sum is σ = 127864896. Its totient is φ = 125734032.

The previous prime is 126797519. The next prime is 126797563. The reversal of 126797537 is 735797621.

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

It is a cyclic number.

It is not a de Polignac number, because 126797537 - 2¹⁸ = 126535393 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 126797491 and 126797500.

It is not an unprimeable number, because it can be changed into a prime (126794537) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 142508 + ... + 143394.

It is an arithmetic number, because the mean of its divisors is an integer number (15983112).

Almost surely, 2^126797537 is an apocalyptic number.

It is an amenable number.

126797537 is a deficient number, since it is larger than the sum of its proper divisors (1067359).

126797537 is an equidigital number, since it uses as much as digits as its factorization.

126797537 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1927.

The product of its digits is 555660, while the sum is 47.

The square root of 126797537 is about 11260.4412435748. The cubic root of 126797537 is about 502.3853184163.

The spelling of 126797537 in words is "one hundred twenty-six million, seven hundred ninety-seven thousand, five hundred thirty-seven".