139733471827 has 2 divisors, whose sum is σ = 139733471828. Its totient is φ = 139733471826.

The previous prime is 139733471719. The next prime is 139733471893. The reversal of 139733471827 is 728174337931.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 139733471827 - 2¹⁵ = 139733439059 is a prime.

It is not a weakly prime, because it can be changed into another prime (139733481827) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 69866735913 + 69866735914.

It is an arithmetic number, because the mean of its divisors is an integer number (69866735914).

Almost surely, 2^139733471827 is an apocalyptic number.

139733471827 is a deficient number, since it is larger than the sum of its proper divisors (1).

139733471827 is an equidigital number, since it uses as much as digits as its factorization.

139733471827 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5334336, while the sum is 55.

The spelling of 139733471827 in words is "one hundred thirty-nine billion, seven hundred thirty-three million, four hundred seventy-one thousand, eight hundred twenty-seven".