3061540121 has 8 divisors (see below), whose sum is σ = 3179736000. Its totient is φ = 2944186000.

The previous prime is 3061540117. The next prime is 3061540123. The reversal of 3061540121 is 1210451603.

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

It is a cyclic number.

It is not a de Polignac number, because 3061540121 - 2² = 3061540117 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3061540123) 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, 203021 + ... + 217578.

It is an arithmetic number, because the mean of its divisors is an integer number (397467000).

Almost surely, 2^3061540121 is an apocalyptic number.

It is an amenable number.

3061540121 is a deficient number, since it is larger than the sum of its proper divisors (118195879).

3061540121 is a wasteful number, since it uses less digits than its factorization.

3061540121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 420879.

The product of its (nonzero) digits is 720, while the sum is 23.

The square root of 3061540121 is about 55331.1857906552. The cubic root of 3061540121 is about 1452.0446969535.

Adding to 3061540121 its reverse (1210451603), we get a palindrome (4271991724).

The spelling of 3061540121 in words is "three billion, sixty-one million, five hundred forty thousand, one hundred twenty-one".