60121601 has 4 divisors (see below), whose sum is σ = 61400832. Its totient is φ = 58842372.

The previous prime is 60121597. The next prime is 60121603. The reversal of 60121601 is 10612106.

60121601 = 314² + 315² + ... + 595².

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 60121601 - 2² = 60121597 is a prime.

It is a super-2 number, since 2×60121601² = 7229213813606402, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 60121601.

It is not an unprimeable number, because it can be changed into a prime (60121603) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 639545 + ... + 639638.

It is an arithmetic number, because the mean of its divisors is an integer number (15350208).

Almost surely, 2^60121601 is an apocalyptic number.

It is an amenable number.

60121601 is a deficient number, since it is larger than the sum of its proper divisors (1279231).

60121601 is a wasteful number, since it uses less digits than its factorization.

60121601 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1279230.

The product of its (nonzero) digits is 72, while the sum is 17.

The square root of 60121601 is about 7753.8120302210. The cubic root of 60121601 is about 391.7510588833.

Adding to 60121601 its reverse (10612106), we get a palindrome (70733707).

The spelling of 60121601 in words is "sixty million, one hundred twenty-one thousand, six hundred one".