148537871 has 2 divisors, whose sum is σ = 148537872. Its totient is φ = 148537870.

The previous prime is 148537843. The next prime is 148537889. The reversal of 148537871 is 178735841.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 148537871 - 2¹⁸ = 148275727 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (148537171) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 74268935 + 74268936.

It is an arithmetic number, because the mean of its divisors is an integer number (74268936).

Almost surely, 2^148537871 is an apocalyptic number.

148537871 is a deficient number, since it is larger than the sum of its proper divisors (1).

148537871 is an equidigital number, since it uses as much as digits as its factorization.

148537871 is an evil number, because the sum of its binary digits is even.

The product of its digits is 188160, while the sum is 44.

The square root of 148537871 is about 12187.6113738501. The cubic root of 148537871 is about 529.5972625743.

The spelling of 148537871 in words is "one hundred forty-eight million, five hundred thirty-seven thousand, eight hundred seventy-one".