15140421271 has 2 divisors, whose sum is σ = 15140421272. Its totient is φ = 15140421270.

The previous prime is 15140421259. The next prime is 15140421313. The reversal of 15140421271 is 17212404151.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 15140421271 - 2⁷ = 15140421143 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (15140421371) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7570210635 + 7570210636.

It is an arithmetic number, because the mean of its divisors is an integer number (7570210636).

Almost surely, 2^15140421271 is an apocalyptic number.

15140421271 is a deficient number, since it is larger than the sum of its proper divisors (1).

15140421271 is an equidigital number, since it uses as much as digits as its factorization.

15140421271 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2240, while the sum is 28.

The spelling of 15140421271 in words is "fifteen billion, one hundred forty million, four hundred twenty-one thousand, two hundred seventy-one".