60320513 has 16 divisors (see below), whose sum is σ = 70889472. Its totient is φ = 50754000.

The previous prime is 60320489. The next prime is 60320537. The reversal of 60320513 is 31502306.

It is an interprime number because it is at equal distance from previous prime (60320489) and next prime (60320537).

It is not a de Polignac number, because 60320513 - 2¹⁰ = 60319489 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (60320543) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3998 + ... + 11688.

It is an arithmetic number, because the mean of its divisors is an integer number (4430592).

Almost surely, 2^60320513 is an apocalyptic number.

It is an amenable number.

60320513 is a deficient number, since it is larger than the sum of its proper divisors (10568959).

60320513 is a wasteful number, since it uses less digits than its factorization.

60320513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7756.

The product of its (nonzero) digits is 540, while the sum is 20.

The square root of 60320513 is about 7766.6281615641. The cubic root of 60320513 is about 392.1826187326.

Adding to 60320513 its reverse (31502306), we get a palindrome (91822819).

The spelling of 60320513 in words is "sixty million, three hundred twenty thousand, five hundred thirteen".