28131540414119 has 2 divisors, whose sum is σ = 28131540414120. Its totient is φ = 28131540414118.

The previous prime is 28131540414113. The next prime is 28131540414137. The reversal of 28131540414119 is 91141404513182.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 28131540414119 - 2⁴⁴ = 10539354369703 is a prime.

It is a super-2 number, since 2×28131540414119² (a number of 28 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 28131540414119.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (28131540414113) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14065770207059 + 14065770207060.

It is an arithmetic number, because the mean of its divisors is an integer number (14065770207060).

Almost surely, 2^{28131540414119} is an apocalyptic number.

28131540414119 is a deficient number, since it is larger than the sum of its proper divisors (1).

28131540414119 is an equidigital number, since it uses as much as digits as its factorization.

28131540414119 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 138240, while the sum is 44.

The spelling of 28131540414119 in words is "twenty-eight trillion, one hundred thirty-one billion, five hundred forty million, four hundred fourteen thousand, one hundred nineteen".