126907966 has 4 divisors (see below), whose sum is σ = 190361952. Its totient is φ = 63453982.

The previous prime is 126907961. The next prime is 126907981. The reversal of 126907966 is 669709621.

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

It is a super-2 number, since 2×126907966² = 32211263668514312, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (126907961) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31726990 + ... + 31726993.

It is an arithmetic number, because the mean of its divisors is an integer number (47590488).

Almost surely, 2^126907966 is an apocalyptic number.

126907966 is a deficient number, since it is larger than the sum of its proper divisors (63453986).

126907966 is an equidigital number, since it uses as much as digits as its factorization.

126907966 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63453985.

The product of its (nonzero) digits is 244944, while the sum is 46.

The square root of 126907966 is about 11265.3435810897. The cubic root of 126907966 is about 502.5311199096.

The spelling of 126907966 in words is "one hundred twenty-six million, nine hundred seven thousand, nine hundred sixty-six".