121363 has 12 divisors (see below), whose sum is σ = 143640. Its totient is φ = 102080.

The previous prime is 121357. The next prime is 121367. The reversal of 121363 is 363121.

It is not a de Polignac number, because 121363 - 2⁹ = 120851 is a prime.

It is a Duffinian number.

121363 is a modest number, since divided by 363 gives 121 as remainder.

It is a nialpdrome in base 11.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121367) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2028 + ... + 2086.

It is an arithmetic number, because the mean of its divisors is an integer number (11970).

2¹²¹³⁶³ is an apocalyptic number.

121363 is a deficient number, since it is larger than the sum of its proper divisors (22277).

121363 is a wasteful number, since it uses less digits than its factorization.

121363 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 98 (or 87 counting only the distinct ones).

The product of its digits is 108, while the sum is 16.

The square root of 121363 is about 348.3719276865. The cubic root of 121363 is about 49.5102859283.

Adding to 121363 its reverse (363121), we get a palindrome (484484).

It can be divided in two parts, 121 and 363, that added together give a palindrome (484).

The spelling of 121363 in words is "one hundred twenty-one thousand, three hundred sixty-three".