126414251 has 4 divisors (see below), whose sum is σ = 126759072. Its totient is φ = 126069432.

The previous prime is 126414247. The next prime is 126414259. The reversal of 126414251 is 152414621.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 126414251 - 2² = 126414247 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 126414251.

It is not an unprimeable number, because it can be changed into a prime (126414259) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 171860 + ... + 172593.

It is an arithmetic number, because the mean of its divisors is an integer number (31689768).

Almost surely, 2^126414251 is an apocalyptic number.

126414251 is a deficient number, since it is larger than the sum of its proper divisors (344821).

126414251 is an equidigital number, since it uses as much as digits as its factorization.

126414251 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 344820.

The product of its digits is 1920, while the sum is 26.

The square root of 126414251 is about 11243.4092249638. The cubic root of 126414251 is about 501.8786008777.

Adding to 126414251 its reverse (152414621), we get a palindrome (278828872).

The spelling of 126414251 in words is "one hundred twenty-six million, four hundred fourteen thousand, two hundred fifty-one".