60072109 has 2 divisors, whose sum is σ = 60072110. Its totient is φ = 60072108.

The previous prime is 60072107. The next prime is 60072121. The reversal of 60072109 is 90127006.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 35964009 + 24108100 = 5997^2 + 4910^2 .

It is a cyclic number.

It is not a de Polignac number, because 60072109 - 2¹ = 60072107 is a prime.

Together with 60072107, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (60072107) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30036054 + 30036055.

It is an arithmetic number, because the mean of its divisors is an integer number (30036055).

Almost surely, 2^60072109 is an apocalyptic number.

It is an amenable number.

60072109 is a deficient number, since it is larger than the sum of its proper divisors (1).

60072109 is an equidigital number, since it uses as much as digits as its factorization.

60072109 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 756, while the sum is 25.

The square root of 60072109 is about 7750.6199106910. The cubic root of 60072109 is about 391.6435331038.

The spelling of 60072109 in words is "sixty million, seventy-two thousand, one hundred nine".