60555533 has 2 divisors, whose sum is σ = 60555534. Its totient is φ = 60555532.

The previous prime is 60555461. The next prime is 60555553. The reversal of 60555533 is 33555506.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 35022724 + 25532809 = 5918^2 + 5053^2 .

It is a cyclic number.

It is not a de Polignac number, because 60555533 - 2¹⁶ = 60489997 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 60555533.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (60555553) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30277766 + 30277767.

It is an arithmetic number, because the mean of its divisors is an integer number (30277767).

Almost surely, 2^60555533 is an apocalyptic number.

It is an amenable number.

60555533 is a deficient number, since it is larger than the sum of its proper divisors (1).

60555533 is an equidigital number, since it uses as much as digits as its factorization.

60555533 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 33750, while the sum is 32.

The square root of 60555533 is about 7781.7435706916. The cubic root of 60555533 is about 392.6912976108.

The spelling of 60555533 in words is "sixty million, five hundred fifty-five thousand, five hundred thirty-three".