1363232121 has 16 divisors (see below), whose sum is σ = 1914105600. Its totient is φ = 860629968.

The previous prime is 1363232119. The next prime is 1363232173. The reversal of 1363232121 is 1212323631.

It is not a de Polignac number, because 1363232121 - 2¹ = 1363232119 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1363232091 and 1363232100.

It is not an unprimeable number, because it can be changed into a prime (1363232621) 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 15 ways as a sum of consecutive naturals, for example, 226570 + ... + 232508.

It is an arithmetic number, because the mean of its divisors is an integer number (119631600).

Almost surely, 2^1363232121 is an apocalyptic number.

It is an amenable number.

1363232121 is a deficient number, since it is larger than the sum of its proper divisors (550873479).

1363232121 is a wasteful number, since it uses less digits than its factorization.

1363232121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9988.

The product of its digits is 1296, while the sum is 24.

The square root of 1363232121 is about 36921.9734169234. The cubic root of 1363232121 is about 1108.8086454933.

Adding to 1363232121 its reverse (1212323631), we get a palindrome (2575555752).

It can be divided in two parts, 13632 and 32121, that added together give a triangular number (45753 = T₃₀₂).

The spelling of 1363232121 in words is "one billion, three hundred sixty-three million, two hundred thirty-two thousand, one hundred twenty-one".