60775511 has 2 divisors, whose sum is σ = 60775512. Its totient is φ = 60775510.

The previous prime is 60775483. The next prime is 60775513. The reversal of 60775511 is 11557706.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 60775511 - 2¹⁸ = 60513367 is a prime.

It is a super-2 number, since 2×60775511² = 7387325474622242, which contains 22 as substring.

Together with 60775513, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (60775513) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30387755 + 30387756.

It is an arithmetic number, because the mean of its divisors is an integer number (30387756).

Almost surely, 2^60775511 is an apocalyptic number.

60775511 is a deficient number, since it is larger than the sum of its proper divisors (1).

60775511 is an equidigital number, since it uses as much as digits as its factorization.

60775511 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7350, while the sum is 32.

The square root of 60775511 is about 7795.8649937002. The cubic root of 60775511 is about 393.1662283719.

The spelling of 60775511 in words is "sixty million, seven hundred seventy-five thousand, five hundred eleven".