126606155 has 16 divisors (see below), whose sum is σ = 167608224. Its totient is φ = 91211520.

The previous prime is 126606143. The next prime is 126606197. The reversal of 126606155 is 551606621.

It is not a de Polignac number, because 126606155 - 2⁶ = 126606091 is a prime.

It is a Duffinian number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 21089 + ... + 26418.

It is an arithmetic number, because the mean of its divisors is an integer number (10475514).

Almost surely, 2^126606155 is an apocalyptic number.

126606155 is a deficient number, since it is larger than the sum of its proper divisors (41002069).

126606155 is a wasteful number, since it uses less digits than its factorization.

126606155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47566.

The product of its (nonzero) digits is 10800, while the sum is 32.

The square root of 126606155 is about 11251.9400549416. The cubic root of 126606155 is about 502.1324325340.

The spelling of 126606155 in words is "one hundred twenty-six million, six hundred six thousand, one hundred fifty-five".