126345142 has 32 divisors (see below), whose sum is σ = 238650624. Its totient is φ = 48732000.

The previous prime is 126345133. The next prime is 126345157. The reversal of 126345142 is 241543621.

It is a self number, because there is not a number n which added to its sum of digits gives 126345142.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11493 + ... + 19615.

It is an arithmetic number, because the mean of its divisors is an integer number (7457832).

Almost surely, 2^126345142 is an apocalyptic number.

126345142 is a deficient number, since it is larger than the sum of its proper divisors (112305482).

126345142 is a wasteful number, since it uses less digits than its factorization.

126345142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8244.

The product of its digits is 5760, while the sum is 28.

The square root of 126345142 is about 11240.3354932137. The cubic root of 126345142 is about 501.7871274076.

Adding to 126345142 its reverse (241543621), we get a palindrome (367888763).

The spelling of 126345142 in words is "one hundred twenty-six million, three hundred forty-five thousand, one hundred forty-two".