126719122 has 8 divisors (see below), whose sum is σ = 201259836. Its totient is φ = 59632512.

The previous prime is 126719119. The next prime is 126719129. The reversal of 126719122 is 221917621.

It can be written as a sum of positive squares in 2 ways, for example, as 107350321 + 19368801 = 10361^2 + 4401^2 .

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

It is not an unprimeable number, because it can be changed into a prime (126719129) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1863483 + ... + 1863550.

Almost surely, 2^126719122 is an apocalyptic number.

126719122 is a deficient number, since it is larger than the sum of its proper divisors (74540714).

126719122 is a wasteful number, since it uses less digits than its factorization.

126719122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3727052.

The product of its digits is 3024, while the sum is 31.

The square root of 126719122 is about 11256.9588255443. The cubic root of 126719122 is about 502.2817342055.

The spelling of 126719122 in words is "one hundred twenty-six million, seven hundred nineteen thousand, one hundred twenty-two".