1365691104 has 84 divisors (see below), whose sum is σ = 4031281296. Its totient is φ = 455222592.

The previous prime is 1365691087. The next prime is 1365691133. The reversal of 1365691104 is 4011965631.

It is a super-2 number, since 2×1365691104² = 3730224383089477632, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 13 ways as a sum of consecutive naturals, for example, 5944 + ... + 52599.

It is an arithmetic number, because the mean of its divisors is an integer number (47991444).

Almost surely, 2^1365691104 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1365691104, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2015640648).

1365691104 is an abundant number, since it is smaller than the sum of its proper divisors (2665590192).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1365691104 is an frugal number, since it uses more digits than its factorization.

1365691104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58571 (or 58548 counting only the distinct ones).

The product of its (nonzero) digits is 19440, while the sum is 36.

The square root of 1365691104 is about 36955.2581373747. The cubic root of 1365691104 is about 1109.4749306255.

The spelling of 1365691104 in words is "one billion, three hundred sixty-five million, six hundred ninety-one thousand, one hundred four".