126161212 has 12 divisors (see below), whose sum is σ = 220887856. Its totient is φ = 63050400.

The previous prime is 126161209. The next prime is 126161213. The reversal of 126161212 is 212161621.

It is a hoax number, since the sum of its digits (22) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (126161213) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3712 + ... + 16312.

Almost surely, 2^126161212 is an apocalyptic number.

It is an amenable number.

126161212 is a deficient number, since it is larger than the sum of its proper divisors (94726644).

126161212 is a wasteful number, since it uses less digits than its factorization.

126161212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15108 (or 15106 counting only the distinct ones).

The product of its digits is 288, while the sum is 22.

The square root of 126161212 is about 11232.1508180758. The cubic root of 126161212 is about 501.5435128994.

The spelling of 126161212 in words is "one hundred twenty-six million, one hundred sixty-one thousand, two hundred twelve".