13785851411 has 2 divisors, whose sum is σ = 13785851412. Its totient is φ = 13785851410.

The previous prime is 13785851383. The next prime is 13785851449. The reversal of 13785851411 is 11415858731.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 13785851411 - 2⁶ = 13785851347 is a prime.

It is not a weakly prime, because it can be changed into another prime (13785859411) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6892925705 + 6892925706.

It is an arithmetic number, because the mean of its divisors is an integer number (6892925706).

Almost surely, 2^13785851411 is an apocalyptic number.

13785851411 is a deficient number, since it is larger than the sum of its proper divisors (1).

13785851411 is an equidigital number, since it uses as much as digits as its factorization.

13785851411 is an evil number, because the sum of its binary digits is even.

The product of its digits is 134400, while the sum is 44.

The spelling of 13785851411 in words is "thirteen billion, seven hundred eighty-five million, eight hundred fifty-one thousand, four hundred eleven".