60709657 has 2 divisors, whose sum is σ = 60709658. Its totient is φ = 60709656.

The previous prime is 60709619. The next prime is 60709661. The reversal of 60709657 is 75690706.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 48149721 + 12559936 = 6939^2 + 3544^2 .

It is a cyclic number.

It is not a de Polignac number, because 60709657 - 2⁷ = 60709529 is a prime.

It is not a weakly prime, because it can be changed into another prime (60709667) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30354828 + 30354829.

It is an arithmetic number, because the mean of its divisors is an integer number (30354829).

Almost surely, 2^60709657 is an apocalyptic number.

It is an amenable number.

60709657 is a deficient number, since it is larger than the sum of its proper divisors (1).

60709657 is an equidigital number, since it uses as much as digits as its factorization.

60709657 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 79380, while the sum is 40.

The square root of 60709657 is about 7791.6401995985. The cubic root of 60709657 is about 393.0241704623.

The spelling of 60709657 in words is "sixty million, seven hundred nine thousand, six hundred fifty-seven".