1363553430 has 128 divisors (see below), whose sum is σ = 3533414400. Its totient is φ = 335746944.

The previous prime is 1363553423. The next prime is 1363553431. The reversal of 1363553430 is 343553631.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1363553391 and 1363553400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1363553431) by changing a digit.

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 63 ways as a sum of consecutive naturals, for example, 4818069 + ... + 4818351.

It is an arithmetic number, because the mean of its divisors is an integer number (27604800).

Almost surely, 2^1363553430 is an apocalyptic number.

1363553430 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1363553430, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1766707200).

1363553430 is an abundant number, since it is smaller than the sum of its proper divisors (2169860970).

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

1363553430 is a wasteful number, since it uses less digits than its factorization.

1363553430 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 498.

The product of its (nonzero) digits is 48600, while the sum is 33.

The square root of 1363553430 is about 36926.3243499810. The cubic root of 1363553430 is about 1108.8957527449.

The spelling of 1363553430 in words is "one billion, three hundred sixty-three million, five hundred fifty-three thousand, four hundred thirty".