139747054211 has 2 divisors, whose sum is σ = 139747054212. Its totient is φ = 139747054210.

The previous prime is 139747054169. The next prime is 139747054219. The reversal of 139747054211 is 112450747931.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 139747054211 - 2²⁶ = 139679945347 is a prime.

It is not a weakly prime, because it can be changed into another prime (139747054219) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 69873527105 + 69873527106.

It is an arithmetic number, because the mean of its divisors is an integer number (69873527106).

Almost surely, 2^139747054211 is an apocalyptic number.

139747054211 is a deficient number, since it is larger than the sum of its proper divisors (1).

139747054211 is an equidigital number, since it uses as much as digits as its factorization.

139747054211 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 211680, while the sum is 44.

The spelling of 139747054211 in words is "one hundred thirty-nine billion, seven hundred forty-seven million, fifty-four thousand, two hundred eleven".