1384345611 has 12 divisors (see below), whose sum is σ = 2181393240. Its totient is φ = 838997280.

The previous prime is 1384345609. The next prime is 1384345667. The reversal of 1384345611 is 1165434831.

1384345611 is a `hidden beast` number, since 1 + 3 + 8 + 4 + 34 + 5 + 611 = 666.

It is not a de Polignac number, because 1384345611 - 2¹ = 1384345609 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1384345601) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6991546 + ... + 6991743.

It is an arithmetic number, because the mean of its divisors is an integer number (181782770).

Almost surely, 2^1384345611 is an apocalyptic number.

1384345611 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1384345611 is a deficient number, since it is larger than the sum of its proper divisors (797047629).

1384345611 is a wasteful number, since it uses less digits than its factorization.

1384345611 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13983306 (or 13983303 counting only the distinct ones).

The product of its digits is 34560, while the sum is 36.

The square root of 1384345611 is about 37206.7952261412. The cubic root of 1384345611 is about 1114.5036865567.

The spelling of 1384345611 in words is "one billion, three hundred eighty-four million, three hundred forty-five thousand, six hundred eleven".