148871599 has 2 divisors, whose sum is σ = 148871600. Its totient is φ = 148871598.

The previous prime is 148871563. The next prime is 148871603. The reversal of 148871599 is 995178841.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-148871599 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (148871519) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 74435799 + 74435800.

It is an arithmetic number, because the mean of its divisors is an integer number (74435800).

Almost surely, 2^148871599 is an apocalyptic number.

148871599 is a deficient number, since it is larger than the sum of its proper divisors (1).

148871599 is an equidigital number, since it uses as much as digits as its factorization.

148871599 is an evil number, because the sum of its binary digits is even.

The product of its digits is 725760, while the sum is 52.

The square root of 148871599 is about 12201.2949722560. The cubic root of 148871599 is about 529.9935907615.

The spelling of 148871599 in words is "one hundred forty-eight million, eight hundred seventy-one thousand, five hundred ninety-nine".