1349441655 has 32 divisors (see below), whose sum is σ = 2279424000. Its totient is φ = 679819392.

The previous prime is 1349441641. The next prime is 1349441741. The reversal of 1349441655 is 5561449431.

It is a happy number.

It is not a de Polignac number, because 1349441655 - 2⁹ = 1349441143 is a prime.

It is a super-3 number, since 3×1349441655³ (a number of 28 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 92682 + ... + 106248.

It is an arithmetic number, because the mean of its divisors is an integer number (71232000).

Almost surely, 2^1349441655 is an apocalyptic number.

1349441655 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1349441655 is a deficient number, since it is larger than the sum of its proper divisors (929982345).

1349441655 is a wasteful number, since it uses less digits than its factorization.

1349441655 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13943.

The product of its digits is 259200, while the sum is 42.

The square root of 1349441655 is about 36734.7472429034. The cubic root of 1349441655 is about 1105.0570611320.

The spelling of 1349441655 in words is "one billion, three hundred forty-nine million, four hundred forty-one thousand, six hundred fifty-five".