6020121251 has 4 divisors (see below), whose sum is σ = 6020662872. Its totient is φ = 6019579632.

The previous prime is 6020121241. The next prime is 6020121257. The reversal of 6020121251 is 1521210206.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1521210206 = 2 ⋅760605103.

It is a cyclic number.

It is not a de Polignac number, because 6020121251 - 2⁶ = 6020121187 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6020121257) 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 3 ways as a sum of consecutive naturals, for example, 253781 + ... + 276486.

It is an arithmetic number, because the mean of its divisors is an integer number (1505165718).

Almost surely, 2^6020121251 is an apocalyptic number.

6020121251 is a deficient number, since it is larger than the sum of its proper divisors (541621).

6020121251 is a wasteful number, since it uses less digits than its factorization.

6020121251 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 541620.

The product of its (nonzero) digits is 240, while the sum is 20.

The square root of 6020121251 is about 77589.4403317874. The cubic root of 6020121251 is about 1819.1495897190.

Adding to 6020121251 its reverse (1521210206), we get a palindrome (7541331457).

The spelling of 6020121251 in words is "six billion, twenty million, one hundred twenty-one thousand, two hundred fifty-one".