148613539 has 2 divisors, whose sum is σ = 148613540. Its totient is φ = 148613538.

The previous prime is 148613519. The next prime is 148613567. The reversal of 148613539 is 935316841.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-148613539 is a prime.

It is not a weakly prime, because it can be changed into another prime (148613519) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 74306769 + 74306770.

It is an arithmetic number, because the mean of its divisors is an integer number (74306770).

Almost surely, 2^148613539 is an apocalyptic number.

148613539 is a deficient number, since it is larger than the sum of its proper divisors (1).

148613539 is an equidigital number, since it uses as much as digits as its factorization.

148613539 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 77760, while the sum is 40.

The square root of 148613539 is about 12190.7152784404. The cubic root of 148613539 is about 529.6871762612.

The spelling of 148613539 in words is "one hundred forty-eight million, six hundred thirteen thousand, five hundred thirty-nine".