134420400139 has 2 divisors, whose sum is σ = 134420400140. Its totient is φ = 134420400138.

The previous prime is 134420400113. The next prime is 134420400161. The reversal of 134420400139 is 931004024431.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 134420400139 - 2¹⁹ = 134419875851 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 134420400139.

It is not a weakly prime, because it can be changed into another prime (134420400739) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67210200069 + 67210200070.

It is an arithmetic number, because the mean of its divisors is an integer number (67210200070).

Almost surely, 2^134420400139 is an apocalyptic number.

134420400139 is a deficient number, since it is larger than the sum of its proper divisors (1).

134420400139 is an equidigital number, since it uses as much as digits as its factorization.

134420400139 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10368, while the sum is 31.

The spelling of 134420400139 in words is "one hundred thirty-four billion, four hundred twenty million, four hundred thousand, one hundred thirty-nine".