146211873 has 4 divisors (see below), whose sum is σ = 194949168. Its totient is φ = 97474580.

The previous prime is 146211869. The next prime is 146211893. The reversal of 146211873 is 378112641.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 146211873 - 2² = 146211869 is a prime.

It is not an unprimeable number, because it can be changed into a prime (146211833) 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, 24368643 + ... + 24368648.

It is an arithmetic number, because the mean of its divisors is an integer number (48737292).

Almost surely, 2^146211873 is an apocalyptic number.

It is an amenable number.

146211873 is a deficient number, since it is larger than the sum of its proper divisors (48737295).

146211873 is an equidigital number, since it uses as much as digits as its factorization.

146211873 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48737294.

The product of its digits is 8064, while the sum is 33.

The square root of 146211873 is about 12091.8101622545. The cubic root of 146211873 is about 526.8183334938.

The spelling of 146211873 in words is "one hundred forty-six million, two hundred eleven thousand, eight hundred seventy-three".