60605551 has 2 divisors, whose sum is σ = 60605552. Its totient is φ = 60605550.

The previous prime is 60605491. The next prime is 60605557. The reversal of 60605551 is 15550606.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 60605551 - 2⁷ = 60605423 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (60605557) by changing a digit.

It is a good prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30302775 + 30302776.

It is an arithmetic number, because the mean of its divisors is an integer number (30302776).

Almost surely, 2^60605551 is an apocalyptic number.

60605551 is a deficient number, since it is larger than the sum of its proper divisors (1).

60605551 is an equidigital number, since it uses as much as digits as its factorization.

60605551 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4500, while the sum is 28.

The square root of 60605551 is about 7784.9567115046. The cubic root of 60605551 is about 392.7993869789.

It can be divided in two parts, 6060 and 5551, that added together give a palindrome (11611).

The spelling of 60605551 in words is "sixty million, six hundred five thousand, five hundred fifty-one".