121534038 has 12 divisors (see below), whose sum is σ = 263323788. Its totient is φ = 40511340.

The previous prime is 121534033. The next prime is 121534069. The reversal of 121534038 is 830435121.

It is a happy number.

121534038 is a `hidden beast` number, since 121 + 534 + 0 + 3 + 8 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121534031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3375928 + ... + 3375963.

It is an arithmetic number, because the mean of its divisors is an integer number (21943649).

Almost surely, 2^121534038 is an apocalyptic number.

121534038 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

121534038 is an abundant number, since it is smaller than the sum of its proper divisors (141789750).

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

121534038 is a wasteful number, since it uses less digits than its factorization.

121534038 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6751899 (or 6751896 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 27.

The square root of 121534038 is about 11024.2477294371. The cubic root of 121534038 is about 495.3353344560.

Adding to 121534038 its reverse (830435121), we get a palindrome (951969159).

It can be divided in two parts, 1215 and 34038, that added together give a palindrome (35253).

The spelling of 121534038 in words is "one hundred twenty-one million, five hundred thirty-four thousand, thirty-eight".