6121512601 has 8 divisors (see below), whose sum is σ = 6250022240. Its totient is φ = 5994209952.

The previous prime is 6121512571. The next prime is 6121512611. The reversal of 6121512601 is 1062151216.

It is a happy number.

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 6121512601 - 2¹³ = 6121504409 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6121512611) 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, 291495 + ... + 311788.

It is an arithmetic number, because the mean of its divisors is an integer number (781252780).

Almost surely, 2^6121512601 is an apocalyptic number.

It is an amenable number.

6121512601 is a deficient number, since it is larger than the sum of its proper divisors (128509639).

6121512601 is a wasteful number, since it uses less digits than its factorization.

6121512601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 603495.

The product of its (nonzero) digits is 720, while the sum is 25.

The square root of 6121512601 is about 78240.0958652276. The cubic root of 6121512601 is about 1829.3055384988.

Adding to 6121512601 its reverse (1062151216), we get a palindrome (7183663817).

The spelling of 6121512601 in words is "six billion, one hundred twenty-one million, five hundred twelve thousand, six hundred one".