1349831677 has 16 divisors (see below), whose sum is σ = 1389960000. Its totient is φ = 1310399104.

The previous prime is 1349831663. The next prime is 1349831699. The reversal of 1349831677 is 7761389431.

It is a cyclic number.

It is not a de Polignac number, because 1349831677 - 2²³ = 1341443069 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1349831677.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1349831627) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2047974 + ... + 2048632.

It is an arithmetic number, because the mean of its divisors is an integer number (86872500).

Almost surely, 2^1349831677 is an apocalyptic number.

It is an amenable number.

1349831677 is a deficient number, since it is larger than the sum of its proper divisors (40128323).

1349831677 is a wasteful number, since it uses less digits than its factorization.

1349831677 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1100.

The product of its digits is 762048, while the sum is 49.

The square root of 1349831677 is about 36740.0554844437. The cubic root of 1349831677 is about 1105.1635138137.

The spelling of 1349831677 in words is "one billion, three hundred forty-nine million, eight hundred thirty-one thousand, six hundred seventy-seven".