126685395 has 24 divisors (see below), whose sum is σ = 221859456. Its totient is φ = 66866688.

The previous prime is 126685387. The next prime is 126685397. The reversal of 126685395 is 593586621.

It is not a de Polignac number, because 126685395 - 2³ = 126685387 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 126685395.

It is not an unprimeable number, because it can be changed into a prime (126685397) 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 23 ways as a sum of consecutive naturals, for example, 10147 + ... + 18876.

It is an arithmetic number, because the mean of its divisors is an integer number (9244144).

Almost surely, 2^126685395 is an apocalyptic number.

126685395 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

126685395 is a deficient number, since it is larger than the sum of its proper divisors (95174061).

126685395 is a wasteful number, since it uses less digits than its factorization.

126685395 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29131 (or 29128 counting only the distinct ones).

The product of its digits is 388800, while the sum is 45.

The square root of 126685395 is about 11255.4606747125. The cubic root of 126685395 is about 502.2371685579.

The spelling of 126685395 in words is "one hundred twenty-six million, six hundred eighty-five thousand, three hundred ninety-five".