4134155400391 has 2 divisors, whose sum is σ = 4134155400392. Its totient is φ = 4134155400390.

The previous prime is 4134155400377. The next prime is 4134155400409. The reversal of 4134155400391 is 1930045514314.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4134155400391 - 2¹⁷ = 4134155269319 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4134155407391) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2067077700195 + 2067077700196.

It is an arithmetic number, because the mean of its divisors is an integer number (2067077700196).

Almost surely, 2^{4134155400391} is an apocalyptic number.

4134155400391 is a deficient number, since it is larger than the sum of its proper divisors (1).

4134155400391 is an equidigital number, since it uses as much as digits as its factorization.

4134155400391 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 129600, while the sum is 40.

The spelling of 4134155400391 in words is "four trillion, one hundred thirty-four billion, one hundred fifty-five million, four hundred thousand, three hundred ninety-one".