26112545 has 4 divisors (see below), whose sum is σ = 31335060. Its totient is φ = 20890032.

The previous prime is 26112539. The next prime is 26112577. The reversal of 26112545 is 54521162.

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

It can be written as a sum of positive squares in 2 ways, for example, as 13890529 + 12222016 = 3727^2 + 3496^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-26112545 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2611250 + ... + 2611259.

It is an arithmetic number, because the mean of its divisors is an integer number (7833765).

Almost surely, 2^26112545 is an apocalyptic number.

It is an amenable number.

26112545 is a deficient number, since it is larger than the sum of its proper divisors (5222515).

26112545 is an equidigital number, since it uses as much as digits as its factorization.

26112545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5222514.

The product of its digits is 2400, while the sum is 26.

The square root of 26112545 is about 5110.0435418889. The cubic root of 26112545 is about 296.6764455529.

The spelling of 26112545 in words is "twenty-six million, one hundred twelve thousand, five hundred forty-five".