60776449 has 2 divisors, whose sum is σ = 60776450. Its totient is φ = 60776448.

The previous prime is 60776423. The next prime is 60776467. The reversal of 60776449 is 94467706.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 37736449 + 23040000 = 6143^2 + 4800^2 .

It is a cyclic number.

It is not a de Polignac number, because 60776449 - 2⁹ = 60775937 is a prime.

It is not a weakly prime, because it can be changed into another prime (60776249) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30388224 + 30388225.

It is an arithmetic number, because the mean of its divisors is an integer number (30388225).

It is a Proth number, since it is equal to 7419 ⋅ 2¹³ + 1 and 7419 < 2¹³.

Almost surely, 2^60776449 is an apocalyptic number.

It is an amenable number.

60776449 is a deficient number, since it is larger than the sum of its proper divisors (1).

60776449 is an equidigital number, since it uses as much as digits as its factorization.

60776449 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 254016, while the sum is 43.

The square root of 60776449 is about 7795.9251535658. The cubic root of 60776449 is about 393.1682510508.

The spelling of 60776449 in words is "sixty million, seven hundred seventy-six thousand, four hundred forty-nine".