16974297135 has 12 divisors (see below), whose sum is σ = 29422115112. Its totient is φ = 9052958448.

The previous prime is 16974297133. The next prime is 16974297143. The reversal of 16974297135 is 53179247961.

It is not a de Polignac number, because 16974297135 - 2¹ = 16974297133 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16974297133) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 188603257 + ... + 188603346.

It is an arithmetic number, because the mean of its divisors is an integer number (2451842926).

Almost surely, 2^16974297135 is an apocalyptic number.

16974297135 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

16974297135 is a deficient number, since it is larger than the sum of its proper divisors (12447817977).

16974297135 is a wasteful number, since it uses less digits than its factorization.

16974297135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 377206614 (or 377206611 counting only the distinct ones).

The product of its digits is 2857680, while the sum is 54.

The spelling of 16974297135 in words is "sixteen billion, nine hundred seventy-four million, two hundred ninety-seven thousand, one hundred thirty-five".