60749539 has 2 divisors, whose sum is σ = 60749540. Its totient is φ = 60749538.

The previous prime is 60749537. The next prime is 60749543. The reversal of 60749539 is 93594706.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 60749539 - 2¹ = 60749537 is a prime.

Together with 60749537, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 60749495 and 60749504.

It is not a weakly prime, because it can be changed into another prime (60749537) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30374769 + 30374770.

It is an arithmetic number, because the mean of its divisors is an integer number (30374770).

Almost surely, 2^60749539 is an apocalyptic number.

60749539 is a deficient number, since it is larger than the sum of its proper divisors (1).

60749539 is an equidigital number, since it uses as much as digits as its factorization.

60749539 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 204120, while the sum is 43.

The square root of 60749539 is about 7794.1990608401. The cubic root of 60749539 is about 393.1102147570.

The spelling of 60749539 in words is "sixty million, seven hundred forty-nine thousand, five hundred thirty-nine".