1363125632 has 64 divisors (see below), whose sum is σ = 2968738560. Its totient is φ = 618293760.

The previous prime is 1363125629. The next prime is 1363125689. The reversal of 1363125632 is 2365213631.

It is a tau number, because it is divible by the number of its divisors (64).

It is a super-2 number, since 2×1363125632² = 3716222977230798848, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (32).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1045493 + ... + 1046795.

It is an arithmetic number, because the mean of its divisors is an integer number (46386540).

Almost surely, 2^1363125632 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 1363125632, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1484369280).

1363125632 is an abundant number, since it is smaller than the sum of its proper divisors (1605612928).

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

1363125632 is a wasteful number, since it uses less digits than its factorization.

1363125632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2071 (or 2059 counting only the distinct ones).

The product of its digits is 19440, while the sum is 32.

The square root of 1363125632 is about 36920.5313071196. The cubic root of 1363125632 is about 1108.7797731791.

The spelling of 1363125632 in words is "one billion, three hundred sixty-three million, one hundred twenty-five thousand, six hundred thirty-two".