105521135354 has 48 divisors (see below), whose sum is σ = 172604338560. Its totient is φ = 48348649440.

The previous prime is 105521135351. The next prime is 105521135381. The reversal of 105521135354 is 453531125501.

It is a super-2 number, since 2×105521135354² (a number of 23 digits) contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (105521135351) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2697467 + ... + 2736305.

It is an arithmetic number, because the mean of its divisors is an integer number (3595923720).

Almost surely, 2^105521135354 is an apocalyptic number.

105521135354 is a deficient number, since it is larger than the sum of its proper divisors (67083203206).

105521135354 is a wasteful number, since it uses less digits than its factorization.

105521135354 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39003 (or 38984 counting only the distinct ones).

The product of its (nonzero) digits is 45000, while the sum is 35.

The spelling of 105521135354 in words is "one hundred five billion, five hundred twenty-one million, one hundred thirty-five thousand, three hundred fifty-four".