60481709 has 2 divisors, whose sum is σ = 60481710. Its totient is φ = 60481708.

The previous prime is 60481679. The next prime is 60481711. The reversal of 60481709 is 90718406.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 57912100 + 2569609 = 7610^2 + 1603^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-60481709 is a prime.

It is a Sophie Germain prime.

Together with 60481711, it forms a pair of twin primes.

It is a Chen prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (60481739) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30240854 + 30240855.

It is an arithmetic number, because the mean of its divisors is an integer number (30240855).

Almost surely, 2^60481709 is an apocalyptic number.

It is an amenable number.

60481709 is a deficient number, since it is larger than the sum of its proper divisors (1).

60481709 is an equidigital number, since it uses as much as digits as its factorization.

60481709 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12096, while the sum is 35.

The square root of 60481709 is about 7776.9987141570. The cubic root of 60481709 is about 392.5316544446.

The spelling of 60481709 in words is "sixty million, four hundred eighty-one thousand, seven hundred nine".