105053555 has 4 divisors (see below), whose sum is σ = 126064272. Its totient is φ = 84042840.

The previous prime is 105053539. The next prime is 105053561. The reversal of 105053555 is 555350501.

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

It is not a de Polignac number, because 105053555 - 2⁴ = 105053539 is a prime.

It is a super-2 number, since 2×105053555² = 22072498836276050, which contains 22 as substring.

It is a Duffinian number.

It is a nialpdrome in base 11.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10505351 + ... + 10505360.

It is an arithmetic number, because the mean of its divisors is an integer number (31516068).

Almost surely, 2^105053555 is an apocalyptic number.

105053555 is a deficient number, since it is larger than the sum of its proper divisors (21010717).

105053555 is an equidigital number, since it uses as much as digits as its factorization.

105053555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21010716.

The product of its (nonzero) digits is 9375, while the sum is 29.

The square root of 105053555 is about 10249.5636492487. The cubic root of 105053555 is about 471.8495926849.

The spelling of 105053555 in words is "one hundred five million, fifty-three thousand, five hundred fifty-five".