60550381 has 2 divisors, whose sum is σ = 60550382. Its totient is φ = 60550380.

The previous prime is 60550363. The next prime is 60550387. The reversal of 60550381 is 18305506.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 53421481 + 7128900 = 7309^2 + 2670^2 .

It is a cyclic number.

It is not a de Polignac number, because 60550381 - 2¹⁹ = 60026093 is a prime.

It is a super-2 number, since 2×60550381² = 7332697278490322, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (60550387) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30275190 + 30275191.

It is an arithmetic number, because the mean of its divisors is an integer number (30275191).

Almost surely, 2^60550381 is an apocalyptic number.

It is an amenable number.

60550381 is a deficient number, since it is larger than the sum of its proper divisors (1).

60550381 is an equidigital number, since it uses as much as digits as its factorization.

60550381 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3600, while the sum is 28.

The square root of 60550381 is about 7781.4125324391. The cubic root of 60550381 is about 392.6801607097.

Adding to 60550381 its reverse (18305506), we get a palindrome (78855887).

The spelling of 60550381 in words is "sixty million, five hundred fifty thousand, three hundred eighty-one".