126107967 has 4 divisors (see below), whose sum is σ = 168143960. Its totient is φ = 84071976.

The previous prime is 126107963. The next prime is 126107977. The reversal of 126107967 is 769701621.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 126107967 - 2² = 126107963 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (126107963) 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, 21017992 + ... + 21017997.

It is an arithmetic number, because the mean of its divisors is an integer number (42035990).

Almost surely, 2^126107967 is an apocalyptic number.

126107967 is a deficient number, since it is larger than the sum of its proper divisors (42035993).

126107967 is an equidigital number, since it uses as much as digits as its factorization.

126107967 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42035992.

The product of its (nonzero) digits is 31752, while the sum is 39.

The square root of 126107967 is about 11229.7803629457. The cubic root of 126107967 is about 501.4729459330.

The spelling of 126107967 in words is "one hundred twenty-six million, one hundred seven thousand, nine hundred sixty-seven".