60551749 has 2 divisors, whose sum is σ = 60551750. Its totient is φ = 60551748.

The previous prime is 60551741. The next prime is 60551761. The reversal of 60551749 is 94715506.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 60450625 + 101124 = 7775^2 + 318^2 .

It is a cyclic number.

It is not a de Polignac number, because 60551749 - 2³ = 60551741 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (60551741) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30275874 + 30275875.

It is an arithmetic number, because the mean of its divisors is an integer number (30275875).

Almost surely, 2^60551749 is an apocalyptic number.

It is an amenable number.

60551749 is a deficient number, since it is larger than the sum of its proper divisors (1).

60551749 is an equidigital number, since it uses as much as digits as its factorization.

60551749 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 37800, while the sum is 37.

The square root of 60551749 is about 7781.5004337210. The cubic root of 60551749 is about 392.6831179298.

The spelling of 60551749 in words is "sixty million, five hundred fifty-one thousand, seven hundred forty-nine".