6121142 has 4 divisors (see below), whose sum is σ = 9181716. Its totient is φ = 3060570.

The previous prime is 6121121. The next prime is 6121201. The reversal of 6121142 is 2411216.

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

It is a self number, because there is not a number n which added to its sum of digits gives 6121142.

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, 1530284 + ... + 1530287.

It is an arithmetic number, because the mean of its divisors is an integer number (2295429).

Almost surely, 2^6121142 is an apocalyptic number.

6121142 is a deficient number, since it is larger than the sum of its proper divisors (3060574).

6121142 is a wasteful number, since it uses less digits than its factorization.

6121142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3060573.

The product of its digits is 96, while the sum is 17.

The square root of 6121142 is about 2474.0941776739. The cubic root of 6121142 is about 182.9268621907.

Adding to 6121142 its reverse (2411216), we get a palindrome (8532358).

The spelling of 6121142 in words is "six million, one hundred twenty-one thousand, one hundred forty-two".