126544245 has 16 divisors (see below), whose sum is σ = 207410112. Its totient is φ = 65843840.

The previous prime is 126544241. The next prime is 126544247. The reversal of 126544245 is 542445621.

It is not a de Polignac number, because 126544245 - 2² = 126544241 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (126544241) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 102267 + ... + 103496.

It is an arithmetic number, because the mean of its divisors is an integer number (12963132).

Almost surely, 2^126544245 is an apocalyptic number.

126544245 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

126544245 is a deficient number, since it is larger than the sum of its proper divisors (80865867).

126544245 is a wasteful number, since it uses less digits than its factorization.

126544245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 205812.

The product of its digits is 38400, while the sum is 33.

The square root of 126544245 is about 11249.1886374085. The cubic root of 126544245 is about 502.0505721446.

Adding to 126544245 its reverse (542445621), we get a palindrome (668989866).

The spelling of 126544245 in words is "one hundred twenty-six million, five hundred forty-four thousand, two hundred forty-five".