126201415 has 4 divisors (see below), whose sum is σ = 151441704. Its totient is φ = 100961128.

The previous prime is 126201409. The next prime is 126201433. The reversal of 126201415 is 514102621.

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 126201415 - 2³ = 126201407 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12620137 + ... + 12620146.

It is an arithmetic number, because the mean of its divisors is an integer number (37860426).

Almost surely, 2^126201415 is an apocalyptic number.

126201415 is a deficient number, since it is larger than the sum of its proper divisors (25240289).

126201415 is an equidigital number, since it uses as much as digits as its factorization.

126201415 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25240288.

The product of its (nonzero) digits is 480, while the sum is 22.

The square root of 126201415 is about 11233.9403149563. The cubic root of 126201415 is about 501.5967818139.

The spelling of 126201415 in words is "one hundred twenty-six million, two hundred one thousand, four hundred fifteen".