16700134441 has 3 divisors (see below), whose sum is σ = 16700263671. Its totient is φ = 16700005212.

The previous prime is 16700134439. The next prime is 16700134447. The reversal of 16700134441 is 14443100761.

The square root of 16700134441 is 129229.

It is a perfect power (a square), and thus also a powerful number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in only one way, i.e., 2828006041 + 13872128400 = 53179^2 + 117780^2 .

It is not a de Polignac number, because 16700134441 - 2¹ = 16700134439 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16700134447) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 64615 + ... + 193843.

It is an arithmetic number, because the mean of its divisors is an integer number (5566754557).

Almost surely, 2^16700134441 is an apocalyptic number.

16700134441 is the 129229-th square number.

16700134441 is the 64615-th centered octagonal number.

It is an amenable number.

16700134441 is a deficient number, since it is larger than the sum of its proper divisors (129230).

16700134441 is an frugal number, since it uses more digits than its factorization.

16700134441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 258458 (or 129229 counting only the distinct ones).

The product of its (nonzero) digits is 8064, while the sum is 31.

The spelling of 16700134441 in words is "sixteen billion, seven hundred million, one hundred thirty-four thousand, four hundred forty-one".