146741197 has 4 divisors (see below), whose sum is σ = 151474816. Its totient is φ = 142007580.

The previous prime is 146741099. The next prime is 146741209. The reversal of 146741197 is 791147641.

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 a de Polignac number, because none of the positive numbers 2^k-146741197 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 (146741797) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2366763 + ... + 2366824.

It is an arithmetic number, because the mean of its divisors is an integer number (37868704).

Almost surely, 2^146741197 is an apocalyptic number.

It is an amenable number.

146741197 is a deficient number, since it is larger than the sum of its proper divisors (4733619).

146741197 is an equidigital number, since it uses as much as digits as its factorization.

146741197 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4733618.

The product of its digits is 42336, while the sum is 40.

The square root of 146741197 is about 12113.6780954424. The cubic root of 146741197 is about 527.4533064394.

The spelling of 146741197 in words is "one hundred forty-six million, seven hundred forty-one thousand, one hundred ninety-seven".