17012138 has 32 divisors (see below), whose sum is σ = 31752000. Its totient is φ = 6716160.

The previous prime is 17012131. The next prime is 17012141. The reversal of 17012138 is 83121071.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (17012131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3113 + ... + 6611.

It is an arithmetic number, because the mean of its divisors is an integer number (992250).

Almost surely, 2^17012138 is an apocalyptic number.

17012138 is a deficient number, since it is larger than the sum of its proper divisors (14739862).

17012138 is a wasteful number, since it uses less digits than its factorization.

17012138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3542.

The product of its (nonzero) digits is 336, while the sum is 23.

The square root of 17012138 is about 4124.5773116769. The cubic root of 17012138 is about 257.1893410087.

The spelling of 17012138 in words is "seventeen million, twelve thousand, one hundred thirty-eight".