60240491 has 2 divisors, whose sum is σ = 60240492. Its totient is φ = 60240490.

The previous prime is 60240457. The next prime is 60240497. The reversal of 60240491 is 19404206.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 60240491 - 2²² = 56046187 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 60240491.

It is not a weakly prime, because it can be changed into another prime (60240497) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30120245 + 30120246.

It is an arithmetic number, because the mean of its divisors is an integer number (30120246).

Almost surely, 2^60240491 is an apocalyptic number.

60240491 is a deficient number, since it is larger than the sum of its proper divisors (1).

60240491 is an equidigital number, since it uses as much as digits as its factorization.

60240491 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1728, while the sum is 26.

The square root of 60240491 is about 7761.4747954239. The cubic root of 60240491 is about 392.0091170828.

Adding to 60240491 its reverse (19404206), we get a palindrome (79644697).

The spelling of 60240491 in words is "sixty million, two hundred forty thousand, four hundred ninety-one".