126196345 has 12 divisors (see below), whose sum is σ = 166454820. Its totient is φ = 91778720.

The previous prime is 126196333. The next prime is 126196349. The reversal of 126196345 is 543691621.

It can be written as a sum of positive squares in 2 ways, for example, as 71554681 + 54641664 = 8459^2 + 7392^2 .

It is not a de Polignac number, because 126196345 - 2⁹ = 126195833 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (126196349) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 103690 + ... + 104899.

It is an arithmetic number, because the mean of its divisors is an integer number (13871235).

Almost surely, 2^126196345 is an apocalyptic number.

It is an amenable number.

126196345 is a deficient number, since it is larger than the sum of its proper divisors (40258475).

126196345 is a wasteful number, since it uses less digits than its factorization.

126196345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 208616 (or 208605 counting only the distinct ones).

The product of its digits is 38880, while the sum is 37.

The square root of 126196345 is about 11233.7146572271. The cubic root of 126196345 is about 501.5900646950.

The spelling of 126196345 in words is "one hundred twenty-six million, one hundred ninety-six thousand, three hundred forty-five".