126052215 has 8 divisors (see below), whose sum is σ = 201683568. Its totient is φ = 67227840.

The previous prime is 126052187. The next prime is 126052217. The reversal of 126052215 is 512250621.

126052215 = 5019² + 5020² + ... + 5023².

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 126052215 - 2⁶ = 126052151 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (126052217) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4201726 + ... + 4201755.

It is an arithmetic number, because the mean of its divisors is an integer number (25210446).

Almost surely, 2^126052215 is an apocalyptic number.

126052215 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

126052215 is a deficient number, since it is larger than the sum of its proper divisors (75631353).

126052215 is an equidigital number, since it uses as much as digits as its factorization.

126052215 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8403489.

The product of its (nonzero) digits is 1200, while the sum is 24.

The square root of 126052215 is about 11227.2977603696. The cubic root of 126052215 is about 501.3990350839.

The spelling of 126052215 in words is "one hundred twenty-six million, fifty-two thousand, two hundred fifteen".