7140122 has 16 divisors (see below), whose sum is σ = 11725344. Its totient is φ = 3234000.

The previous prime is 7140113. The next prime is 7140127. The reversal of 7140122 is 2210417.

It is a self number, because there is not a number n which added to its sum of digits gives 7140122.

It is not an unprimeable number, because it can be changed into a prime (7140127) 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 in 7 ways as a sum of consecutive naturals, for example, 10472 + ... + 11132.

It is an arithmetic number, because the mean of its divisors is an integer number (732834).

Almost surely, 2^7140122 is an apocalyptic number.

7140122 is a deficient number, since it is larger than the sum of its proper divisors (4585222).

7140122 is a wasteful number, since it uses less digits than its factorization.

7140122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1165.

The product of its (nonzero) digits is 112, while the sum is 17.

The square root of 7140122 is about 2672.1006717562. The cubic root of 7140122 is about 192.5610937811.

Adding to 7140122 its reverse (2210417), we get a palindrome (9350539).

The spelling of 7140122 in words is "seven million, one hundred forty thousand, one hundred twenty-two".