121452514 has 4 divisors (see below), whose sum is σ = 182178774. Its totient is φ = 60726256.

The previous prime is 121452497. The next prime is 121452517. The reversal of 121452514 is 415254121.

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

It can be written as a sum of positive squares in only one way, i.e., 71961289 + 49491225 = 8483^2 + 7035^2 .

It is not an unprimeable number, because it can be changed into a prime (121452517) 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 as a sum of consecutive naturals, namely, 30363127 + ... + 30363130.

Almost surely, 2^121452514 is an apocalyptic number.

121452514 is a deficient number, since it is larger than the sum of its proper divisors (60726260).

121452514 is an equidigital number, since it uses as much as digits as its factorization.

121452514 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60726259.

The product of its digits is 1600, while the sum is 25.

The square root of 121452514 is about 11020.5496233173. The cubic root of 121452514 is about 495.2245541043.

The spelling of 121452514 in words is "one hundred twenty-one million, four hundred fifty-two thousand, five hundred fourteen".