126354253 has 8 divisors (see below), whose sum is σ = 129882368. Its totient is φ = 122853024.

The previous prime is 126354211. The next prime is 126354271. The reversal of 126354253 is 352453621.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-126354253 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 (126354953) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3001 + ... + 16177.

It is an arithmetic number, because the mean of its divisors is an integer number (16235296).

Almost surely, 2^126354253 is an apocalyptic number.

It is an amenable number.

126354253 is a deficient number, since it is larger than the sum of its proper divisors (3528115).

126354253 is a wasteful number, since it uses less digits than its factorization.

126354253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13443.

The product of its digits is 21600, while the sum is 31.

The square root of 126354253 is about 11240.7407674050. The cubic root of 126354253 is about 501.7991887409.

The spelling of 126354253 in words is "one hundred twenty-six million, three hundred fifty-four thousand, two hundred fifty-three".