3405120306127 has 2 divisors, whose sum is σ = 3405120306128. Its totient is φ = 3405120306126.

The previous prime is 3405120306113. The next prime is 3405120306187. The reversal of 3405120306127 is 7216030215043.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3405120306127 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3405120306092 and 3405120306101.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3405120306187) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1702560153063 + 1702560153064.

It is an arithmetic number, because the mean of its divisors is an integer number (1702560153064).

Almost surely, 2^{3405120306127} is an apocalyptic number.

3405120306127 is a deficient number, since it is larger than the sum of its proper divisors (1).

3405120306127 is an equidigital number, since it uses as much as digits as its factorization.

3405120306127 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 30240, while the sum is 34.

The spelling of 3405120306127 in words is "three trillion, four hundred five billion, one hundred twenty million, three hundred six thousand, one hundred twenty-seven".