60906121 has 8 divisors (see below), whose sum is σ = 65547144. Its totient is φ = 56382720.

The previous prime is 60906101. The next prime is 60906127. The reversal of 60906121 is 12160906.

It can be written as a sum of positive squares in 4 ways, for example, as 18147600 + 42758521 = 4260^2 + 6539^2 .

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 60906121 - 2⁵ = 60906089 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (60906127) 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, 28330 + ... + 30403.

It is an arithmetic number, because the mean of its divisors is an integer number (8193393).

Almost surely, 2^60906121 is an apocalyptic number.

60906121 is a gapful number since it is divisible by the number (61) formed by its first and last digit.

It is an amenable number.

60906121 is a deficient number, since it is larger than the sum of its proper divisors (4641023).

60906121 is a wasteful number, since it uses less digits than its factorization.

60906121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58811.

The product of its (nonzero) digits is 648, while the sum is 25.

The square root of 60906121 is about 7804.2373746574. The cubic root of 60906121 is about 393.4476723197.

The spelling of 60906121 in words is "sixty million, nine hundred six thousand, one hundred twenty-one".