105516051 has 4 divisors (see below), whose sum is σ = 140688072. Its totient is φ = 70344032.

The previous prime is 105516041. The next prime is 105516067. The reversal of 105516051 is 150615501.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 105516051 - 2⁹ = 105515539 is a prime.

It is a super-2 number, since 2×105516051² = 22267274037269202, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (105516041) 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, 17586006 + ... + 17586011.

It is an arithmetic number, because the mean of its divisors is an integer number (35172018).

Almost surely, 2^105516051 is an apocalyptic number.

105516051 is a deficient number, since it is larger than the sum of its proper divisors (35172021).

105516051 is an equidigital number, since it uses as much as digits as its factorization.

105516051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35172020.

The product of its (nonzero) digits is 750, while the sum is 24.

The square root of 105516051 is about 10272.1006128250. The cubic root of 105516051 is about 472.5410148882.

The spelling of 105516051 in words is "one hundred five million, five hundred sixteen thousand, fifty-one".