121363455 has 8 divisors (see below), whose sum is σ = 194181552. Its totient is φ = 64727168.

The previous prime is 121363453. The next prime is 121363457. The reversal of 121363455 is 554363121.

It is an interprime number because it is at equal distance from previous prime (121363453) and next prime (121363457).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 121363455 - 2¹ = 121363453 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121363453) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4045434 + ... + 4045463.

It is an arithmetic number, because the mean of its divisors is an integer number (24272694).

Almost surely, 2^121363455 is an apocalyptic number.

121363455 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

121363455 is a deficient number, since it is larger than the sum of its proper divisors (72818097).

121363455 is an equidigital number, since it uses as much as digits as its factorization.

121363455 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8090905.

The product of its digits is 10800, while the sum is 30.

The square root of 121363455 is about 11016.5082943735. The cubic root of 121363455 is about 495.1034780097.

The spelling of 121363455 in words is "one hundred twenty-one million, three hundred sixty-three thousand, four hundred fifty-five".