26148019 has 2 divisors, whose sum is σ = 26148020. Its totient is φ = 26148018.

The previous prime is 26147981. The next prime is 26148041. The reversal of 26148019 is 91084162.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 26148019 - 2²¹ = 24050867 is a prime.

It is a super-2 number, since 2×26148019² = 1367437795248722, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (26148049) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13074009 + 13074010.

It is an arithmetic number, because the mean of its divisors is an integer number (13074010).

Almost surely, 2^26148019 is an apocalyptic number.

26148019 is a deficient number, since it is larger than the sum of its proper divisors (1).

26148019 is an equidigital number, since it uses as much as digits as its factorization.

26148019 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3456, while the sum is 31.

The square root of 26148019 is about 5113.5133714502. The cubic root of 26148019 is about 296.8107301538.

The spelling of 26148019 in words is "twenty-six million, one hundred forty-eight thousand, nineteen".