121004463 has 4 divisors (see below), whose sum is σ = 161339288. Its totient is φ = 80669640.

The previous prime is 121004447. The next prime is 121004551. The reversal of 121004463 is 364400121.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 364400121 = 3 ⋅121466707.

It is not a de Polignac number, because 121004463 - 2⁴ = 121004447 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121004423) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20167408 + ... + 20167413.

It is an arithmetic number, because the mean of its divisors is an integer number (40334822).

Almost surely, 2^121004463 is an apocalyptic number.

121004463 is a deficient number, since it is larger than the sum of its proper divisors (40334825).

121004463 is an equidigital number, since it uses as much as digits as its factorization.

121004463 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40334824.

The product of its (nonzero) digits is 576, while the sum is 21.

The square root of 121004463 is about 11000.2028617658. The cubic root of 121004463 is about 494.6148253488.

Adding to 121004463 its reverse (364400121), we get a palindrome (485404584).

The spelling of 121004463 in words is "one hundred twenty-one million, four thousand, four hundred sixty-three".