121003053 has 8 divisors (see below), whose sum is σ = 161966208. Its totient is φ = 80354304.

The previous prime is 121003037. The next prime is 121003067. The reversal of 121003053 is 350300121.

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 121003053 - 2⁴ = 121003037 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121003033) 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, 77701 + ... + 79242.

It is an arithmetic number, because the mean of its divisors is an integer number (20245776).

Almost surely, 2^121003053 is an apocalyptic number.

It is an amenable number.

121003053 is a deficient number, since it is larger than the sum of its proper divisors (40963155).

121003053 is a wasteful number, since it uses less digits than its factorization.

121003053 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 157203.

The product of its (nonzero) digits is 90, while the sum is 15.

The square root of 121003053 is about 11000.1387718519. The cubic root of 121003053 is about 494.6129041811.

Adding to 121003053 its reverse (350300121), we get a palindrome (471303174).

The spelling of 121003053 in words is "one hundred twenty-one million, three thousand, fifty-three".