146199463 has 4 divisors (see below), whose sum is σ = 148677480. Its totient is φ = 143721448.

The previous prime is 146199461. The next prime is 146199491. The reversal of 146199463 is 364991641.

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 146199463 - 2¹ = 146199461 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (146199461) 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, 1238920 + ... + 1239037.

It is an arithmetic number, because the mean of its divisors is an integer number (37169370).

Almost surely, 2^146199463 is an apocalyptic number.

146199463 is a deficient number, since it is larger than the sum of its proper divisors (2478017).

146199463 is an equidigital number, since it uses as much as digits as its factorization.

146199463 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2478016.

The product of its digits is 139968, while the sum is 43.

The square root of 146199463 is about 12091.2969941194. The cubic root of 146199463 is about 526.8034281824.

The spelling of 146199463 in words is "one hundred forty-six million, one hundred ninety-nine thousand, four hundred sixty-three".