1656141122 has 16 divisors (see below), whose sum is σ = 2647769472. Its totient is φ = 774196800.

The previous prime is 1656141107. The next prime is 1656141143. The reversal of 1656141122 is 2211416561.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 156158 + ... + 166425.

It is an arithmetic number, because the mean of its divisors is an integer number (165485592).

Almost surely, 2^1656141122 is an apocalyptic number.

1656141122 is a deficient number, since it is larger than the sum of its proper divisors (991628350).

1656141122 is a wasteful number, since it uses less digits than its factorization.

1656141122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 322753.

The product of its digits is 2880, while the sum is 29.

The square root of 1656141122 is about 40695.7138037902. The cubic root of 1656141122 is about 1183.1299462564.

Adding to 1656141122 its reverse (2211416561), we get a palindrome (3867557683).

The spelling of 1656141122 in words is "one billion, six hundred fifty-six million, one hundred forty-one thousand, one hundred twenty-two".