1346011605 has 12 divisors (see below), whose sum is σ = 2333086860. Its totient is φ = 717872832.

The previous prime is 1346011573. The next prime is 1346011613. The reversal of 1346011605 is 5061106431.

1346011605 is a `hidden beast` number, since 1 + 3 + 46 + 0 + 11 + 605 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 336869316 + 1009142289 = 18354^2 + 31767^2 .

It is not a de Polignac number, because 1346011605 - 2⁵ = 1346011573 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 14955640 + ... + 14955729.

It is an arithmetic number, because the mean of its divisors is an integer number (194423905).

Almost surely, 2^1346011605 is an apocalyptic number.

1346011605 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1346011605 is a deficient number, since it is larger than the sum of its proper divisors (987075255).

1346011605 is a wasteful number, since it uses less digits than its factorization.

1346011605 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29911380 (or 29911377 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 27.

The square root of 1346011605 is about 36688.0308138772. The cubic root of 1346011605 is about 1104.1199780013.

The spelling of 1346011605 in words is "one billion, three hundred forty-six million, eleven thousand, six hundred five".