121144054 has 4 divisors (see below), whose sum is σ = 181716084. Its totient is φ = 60572026.

The previous prime is 121144039. The next prime is 121144069. The reversal of 121144054 is 450441121.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (121144039) and next prime (121144069).

It is a super-3 number, since 3×121144054³ (a number of 25 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30286012 + ... + 30286015.

It is an arithmetic number, because the mean of its divisors is an integer number (45429021).

Almost surely, 2^121144054 is an apocalyptic number.

121144054 is a deficient number, since it is larger than the sum of its proper divisors (60572030).

121144054 is an equidigital number, since it uses as much as digits as its factorization.

121144054 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60572029.

The product of its (nonzero) digits is 640, while the sum is 22.

The square root of 121144054 is about 11006.5459613813. The cubic root of 121144054 is about 494.8049484889.

Adding to 121144054 its reverse (450441121), we get a palindrome (571585175).

The spelling of 121144054 in words is "one hundred twenty-one million, one hundred forty-four thousand, fifty-four".