105517030 has 16 divisors (see below), whose sum is σ = 190723104. Its totient is φ = 42030720.

The previous prime is 105517003. The next prime is 105517033. The reversal of 105517030 is 30715501.

It is a super-3 number, since 3×105517030³ (a number of 25 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a junction number, because it is equal to n+sod(n) for n = 105516992 and 105517010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (105517033) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19482 + ... + 24301.

It is an arithmetic number, because the mean of its divisors is an integer number (11920194).

Almost surely, 2^105517030 is an apocalyptic number.

105517030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

105517030 is a deficient number, since it is larger than the sum of its proper divisors (85206074).

105517030 is a wasteful number, since it uses less digits than its factorization.

105517030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44031.

The product of its (nonzero) digits is 525, while the sum is 22.

The square root of 105517030 is about 10272.1482660639. The cubic root of 105517030 is about 472.5424763285.

The spelling of 105517030 in words is "one hundred five million, five hundred seventeen thousand, thirty".