60513139 has 2 divisors, whose sum is σ = 60513140. Its totient is φ = 60513138.

The previous prime is 60513137. The next prime is 60513179. The reversal of 60513139 is 93131506.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 60513139 - 2¹ = 60513137 is a prime.

Together with 60513137, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (60513133) 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, 30256569 + 30256570.

It is an arithmetic number, because the mean of its divisors is an integer number (30256570).

Almost surely, 2^60513139 is an apocalyptic number.

60513139 is a deficient number, since it is larger than the sum of its proper divisors (1).

60513139 is an equidigital number, since it uses as much as digits as its factorization.

60513139 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2430, while the sum is 28.

The square root of 60513139 is about 7779.0191541093. The cubic root of 60513139 is about 392.5996371657.

The spelling of 60513139 in words is "sixty million, five hundred thirteen thousand, one hundred thirty-nine".