126934245 has 24 divisors (see below), whose sum is σ = 220311000. Its totient is φ = 67608576.

The previous prime is 126934187. The next prime is 126934261. The reversal of 126934245 is 542439621.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 8538084 + 118396161 = 2922^2 + 10881^2 .

It is not a de Polignac number, because 126934245 - 2¹⁰ = 126933221 is a prime.

It is a super-2 number, since 2×126934245² = 32224605107440050, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 45861 + ... + 48549.

It is an arithmetic number, because the mean of its divisors is an integer number (9179625).

Almost surely, 2^126934245 is an apocalyptic number.

126934245 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

126934245 is a deficient number, since it is larger than the sum of its proper divisors (93376755).

126934245 is a wasteful number, since it uses less digits than its factorization.

126934245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3749 (or 3746 counting only the distinct ones).

The product of its digits is 51840, while the sum is 36.

The square root of 126934245 is about 11266.5098854969. The cubic root of 126934245 is about 502.5658041098.

The spelling of 126934245 in words is "one hundred twenty-six million, nine hundred thirty-four thousand, two hundred forty-five".