126343345 has 16 divisors (see below), whose sum is σ = 159517008. Its totient is φ = 95938560.

The previous prime is 126343339. The next prime is 126343381. The reversal of 126343345 is 543343621.

It can be written as a sum of positive squares in 8 ways, for example, as 6922161 + 119421184 = 2631^2 + 10928^2 .

It is not a de Polignac number, because 126343345 - 2⁵ = 126343313 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 744 + ... + 15913.

It is an arithmetic number, because the mean of its divisors is an integer number (9969813).

Almost surely, 2^126343345 is an apocalyptic number.

It is an amenable number.

126343345 is a deficient number, since it is larger than the sum of its proper divisors (33173663).

126343345 is a wasteful number, since it uses less digits than its factorization.

126343345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16740.

The product of its digits is 25920, while the sum is 31.

The square root of 126343345 is about 11240.2555575930. The cubic root of 126343345 is about 501.7847484327.

Adding to 126343345 its reverse (543343621), we get a palindrome (669686966).

The spelling of 126343345 in words is "one hundred twenty-six million, three hundred forty-three thousand, three hundred forty-five".