105521127 has 8 divisors (see below), whose sum is σ = 141279600. Its totient is φ = 70055040.

The previous prime is 105521093. The next prime is 105521161. The reversal of 105521127 is 721125501.

It is an interprime number because it is at equal distance from previous prime (105521093) and next prime (105521161).

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

It is not a de Polignac number, because 105521127 - 2⁷ = 105520999 is a prime.

It is a super-2 number, since 2×105521127² = 22269416486700258, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 105521097 and 105521106.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (105521027) 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, 72252 + ... + 73697.

It is an arithmetic number, because the mean of its divisors is an integer number (17659950).

Almost surely, 2^105521127 is an apocalyptic number.

105521127 is a deficient number, since it is larger than the sum of its proper divisors (35758473).

105521127 is a wasteful number, since it uses less digits than its factorization.

105521127 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 146193.

The product of its (nonzero) digits is 700, while the sum is 24.

The square root of 105521127 is about 10272.3476868728. The cubic root of 105521127 is about 472.5485921863.

Adding to 105521127 its reverse (721125501), we get a palindrome (826646628).

The spelling of 105521127 in words is "one hundred five million, five hundred twenty-one thousand, one hundred twenty-seven".