26101139 has 2 divisors, whose sum is σ = 26101140. Its totient is φ = 26101138.

The previous prime is 26101087. The next prime is 26101151. The reversal of 26101139 is 93110162.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-26101139 is a prime.

It is not a weakly prime, because it can be changed into another prime (26106139) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13050569 + 13050570.

It is an arithmetic number, because the mean of its divisors is an integer number (13050570).

Almost surely, 2^26101139 is an apocalyptic number.

26101139 is a deficient number, since it is larger than the sum of its proper divisors (1).

26101139 is an equidigital number, since it uses as much as digits as its factorization.

26101139 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 324, while the sum is 23.

The square root of 26101139 is about 5108.9273825334. The cubic root of 26101139 is about 296.6332430187.

The spelling of 26101139 in words is "twenty-six million, one hundred one thousand, one hundred thirty-nine".