121049 has 8 divisors (see below), whose sum is σ = 133440. Its totient is φ = 109296.

The previous prime is 121039. The next prime is 121061. The reversal of 121049 is 940121.

It is a happy number.

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

It is not a de Polignac number, because 121049 - 2¹² = 116953 is a prime.

It is a Duffinian number.

It is a plaindrome in base 15.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121019) 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, 299 + ... + 575.

It is an arithmetic number, because the mean of its divisors is an integer number (16680).

2¹²¹⁰⁴⁹ is an apocalyptic number.

121049 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

It is an amenable number.

121049 is a deficient number, since it is larger than the sum of its proper divisors (12391).

121049 is a wasteful number, since it uses less digits than its factorization.

121049 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 319.

The product of its (nonzero) digits is 72, while the sum is 17.

The square root of 121049 is about 347.9209680373. The cubic root of 121049 is about 49.4675500682.

Adding to 121049 its product of nonzero digits (72), we get a palindrome (121121).

The spelling of 121049 in words is "one hundred twenty-one thousand, forty-nine".