1656116135 has 16 divisors (see below), whose sum is σ = 2038949280. Its totient is φ = 1290885120.

The previous prime is 1656116107. The next prime is 1656116141. The reversal of 1656116135 is 5316116561.

It is a de Polignac number, because none of the positive numbers 2^k-1656116135 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1656116095 and 1656116104.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8495 + ... + 58175.

It is an arithmetic number, because the mean of its divisors is an integer number (127434330).

Almost surely, 2^1656116135 is an apocalyptic number.

1656116135 is a deficient number, since it is larger than the sum of its proper divisors (382833145).

1656116135 is a wasteful number, since it uses less digits than its factorization.

1656116135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49858.

The product of its digits is 16200, while the sum is 35.

The square root of 1656116135 is about 40695.4068046997. The cubic root of 1656116135 is about 1183.1239960757.

The spelling of 1656116135 in words is "one billion, six hundred fifty-six million, one hundred sixteen thousand, one hundred thirty-five".