146195871 has 4 divisors (see below), whose sum is σ = 194927832. Its totient is φ = 97463912.

The previous prime is 146195857. The next prime is 146195879. The reversal of 146195871 is 178591641.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 146195871 - 2¹⁰ = 146194847 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (146195879) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24365976 + ... + 24365981.

It is an arithmetic number, because the mean of its divisors is an integer number (48731958).

Almost surely, 2^146195871 is an apocalyptic number.

146195871 is a deficient number, since it is larger than the sum of its proper divisors (48731961).

146195871 is an equidigital number, since it uses as much as digits as its factorization.

146195871 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48731960.

The product of its digits is 60480, while the sum is 42.

The square root of 146195871 is about 12091.1484566190. The cubic root of 146195871 is about 526.7991137721.

The spelling of 146195871 in words is "one hundred forty-six million, one hundred ninety-five thousand, eight hundred seventy-one".