17953052122 has 8 divisors (see below), whose sum is σ = 27015616116. Its totient is φ = 8947846752.

The previous prime is 17953052107. The next prime is 17953052123. The reversal of 17953052122 is 22125035971.

It is a happy number.

It is a Cunningham number, because it is equal to 133989²+1.

It can be written as a sum of positive squares in 2 ways, for example, as 17953052121 + 1 = 133989^2 + 1^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (17953052123) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14338873 + ... + 14340124.

Almost surely, 2^17953052122 is an apocalyptic number.

17953052122 is a deficient number, since it is larger than the sum of its proper divisors (9062563994).

17953052122 is a wasteful number, since it uses less digits than its factorization.

17953052122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28679312.

The product of its (nonzero) digits is 37800, while the sum is 37.

The spelling of 17953052122 in words is "seventeen billion, nine hundred fifty-three million, fifty-two thousand, one hundred twenty-two".