126316452 has 12 divisors (see below), whose sum is σ = 294738416. Its totient is φ = 42105480.

The previous prime is 126316441. The next prime is 126316453. The reversal of 126316452 is 254613621.

It is a tau number, because it is divible by the number of its divisors (12).

It is a hoax number, since the sum of its digits (30) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (126316453) 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, 5263174 + ... + 5263197.

Almost surely, 2^126316452 is an apocalyptic number.

126316452 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

126316452 is an abundant number, since it is smaller than the sum of its proper divisors (168421964).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

126316452 is a wasteful number, since it uses less digits than its factorization.

126316452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10526378 (or 10526376 counting only the distinct ones).

The product of its digits is 8640, while the sum is 30.

The square root of 126316452 is about 11239.0592132972. The cubic root of 126316452 is about 501.7491431942.

The spelling of 126316452 in words is "one hundred twenty-six million, three hundred sixteen thousand, four hundred fifty-two".