126701167 has 4 divisors (see below), whose sum is σ = 127955736. Its totient is φ = 125446600.

The previous prime is 126701149. The next prime is 126701191. The reversal of 126701167 is 761107621.

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 126701167 - 2²³ = 118312559 is a prime.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (126701147) 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 3 ways as a sum of consecutive naturals, for example, 627133 + ... + 627334.

It is an arithmetic number, because the mean of its divisors is an integer number (31988934).

Almost surely, 2^126701167 is an apocalyptic number.

126701167 is a deficient number, since it is larger than the sum of its proper divisors (1254569).

126701167 is a wasteful number, since it uses less digits than its factorization.

126701167 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1254568.

The product of its (nonzero) digits is 3528, while the sum is 31.

The square root of 126701167 is about 11256.1612905999. The cubic root of 126701167 is about 502.2580100972.

Adding to 126701167 its reverse (761107621), we get a palindrome (887808788).

The spelling of 126701167 in words is "one hundred twenty-six million, seven hundred one thousand, one hundred sixty-seven".