126214142 has 4 divisors (see below), whose sum is σ = 189321216. Its totient is φ = 63107070.

The previous prime is 126214139. The next prime is 126214163. The reversal of 126214142 is 241412621.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 241412621 = 43 ⋅5614247.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31553534 + ... + 31553537.

It is an arithmetic number, because the mean of its divisors is an integer number (47330304).

Almost surely, 2^126214142 is an apocalyptic number.

126214142 is a deficient number, since it is larger than the sum of its proper divisors (63107074).

126214142 is an equidigital number, since it uses as much as digits as its factorization.

126214142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63107073.

The product of its digits is 768, while the sum is 23.

The square root of 126214142 is about 11234.5067537476. The cubic root of 126214142 is about 501.6136427122.

Adding to 126214142 its reverse (241412621), we get a palindrome (367626763).

The spelling of 126214142 in words is "one hundred twenty-six million, two hundred fourteen thousand, one hundred forty-two".