105425155 has 16 divisors (see below), whose sum is σ = 138451968. Its totient is φ = 76428000.

The previous prime is 105425149. The next prime is 105425161. The reversal of 105425155 is 551524501.

It is an interprime number because it is at equal distance from previous prime (105425149) and next prime (105425161).

It is not a de Polignac number, because 105425155 - 2³ = 105425147 is a prime.

It is a super-2 number, since 2×105425155² = 22228926613548050, which contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15310 + ... + 21100.

It is an arithmetic number, because the mean of its divisors is an integer number (8653248).

Almost surely, 2^105425155 is an apocalyptic number.

105425155 is a deficient number, since it is larger than the sum of its proper divisors (33026813).

105425155 is a wasteful number, since it uses less digits than its factorization.

105425155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6138.

The product of its (nonzero) digits is 5000, while the sum is 28.

The square root of 105425155 is about 10267.6752480783. The cubic root of 105425155 is about 472.4052869518.

Adding to 105425155 its reverse (551524501), we get a palindrome (656949656).

The spelling of 105425155 in words is "one hundred five million, four hundred twenty-five thousand, one hundred fifty-five".