26351155 has 4 divisors (see below), whose sum is σ = 31621392. Its totient is φ = 21080920.

The previous prime is 26351099. The next prime is 26351159. The reversal of 26351155 is 55115362.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 55115362 = 2 ⋅27557681.

It is not a de Polignac number, because 26351155 - 2¹⁷ = 26220083 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (26351159) by changing a digit.

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, 2635111 + ... + 2635120.

It is an arithmetic number, because the mean of its divisors is an integer number (7905348).

Almost surely, 2^26351155 is an apocalyptic number.

26351155 is a deficient number, since it is larger than the sum of its proper divisors (5270237).

26351155 is an equidigital number, since it uses as much as digits as its factorization.

26351155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5270236.

The product of its digits is 4500, while the sum is 28.

The square root of 26351155 is about 5133.3376082233. The cubic root of 26351155 is about 297.5773590695.

The spelling of 26351155 in words is "twenty-six million, three hundred fifty-one thousand, one hundred fifty-five".