2545105 has 8 divisors (see below), whose sum is σ = 3075264. Its totient is φ = 2022000.

The previous prime is 2545093. The next prime is 2545117. The reversal of 2545105 is 5015452.

It is an interprime number because it is at equal distance from previous prime (2545093) and next prime (2545117).

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

It is not a de Polignac number, because 2545105 - 2⁵ = 2545073 is a prime.

It is a super-2 number, since 2×2545105² = 12955118922050, 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 7 ways as a sum of consecutive naturals, for example, 931 + ... + 2440.

It is an arithmetic number, because the mean of its divisors is an integer number (384408).

2^2545105 is an apocalyptic number.

It is an amenable number.

2545105 is a deficient number, since it is larger than the sum of its proper divisors (530159).

2545105 is a wasteful number, since it uses less digits than its factorization.

2545105 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3527.

The product of its (nonzero) digits is 1000, while the sum is 22.

The square root of 2545105 is about 1595.3385220698. The cubic root of 2545105 is about 136.5322460459.

The spelling of 2545105 in words is "two million, five hundred forty-five thousand, one hundred five".