146540199 has 16 divisors (see below), whose sum is σ = 219566592. Its totient is φ = 86257248.

The previous prime is 146540197. The next prime is 146540209. The reversal of 146540199 is 991045641.

It is not a de Polignac number, because 146540199 - 2¹ = 146540197 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (146540197) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 80787 + ... + 82580.

It is an arithmetic number, because the mean of its divisors is an integer number (13722912).

Almost surely, 2^146540199 is an apocalyptic number.

146540199 is a deficient number, since it is larger than the sum of its proper divisors (73026393).

146540199 is a wasteful number, since it uses less digits than its factorization.

146540199 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 163406.

The product of its (nonzero) digits is 38880, while the sum is 39.

The square root of 146540199 is about 12105.3789283938. The cubic root of 146540199 is about 527.2123709145.

The spelling of 146540199 in words is "one hundred forty-six million, five hundred forty thousand, one hundred ninety-nine".