126293542 has 4 divisors (see below), whose sum is σ = 189440316. Its totient is φ = 63146770.

The previous prime is 126293509. The next prime is 126293549. The reversal of 126293542 is 245392621.

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

It is a junction number, because it is equal to n+sod(n) for n = 126293498 and 126293507.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (126293549) 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 as a sum of consecutive naturals, namely, 31573384 + ... + 31573387.

It is an arithmetic number, because the mean of its divisors is an integer number (47360079).

Almost surely, 2^126293542 is an apocalyptic number.

126293542 is a deficient number, since it is larger than the sum of its proper divisors (63146774).

126293542 is an equidigital number, since it uses as much as digits as its factorization.

126293542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63146773.

The product of its digits is 25920, while the sum is 34.

The square root of 126293542 is about 11238.0399536574. The cubic root of 126293542 is about 501.7188072991.

The spelling of 126293542 in words is "one hundred twenty-six million, two hundred ninety-three thousand, five hundred forty-two".