146394186097 has 4 divisors (see below), whose sum is σ = 154099143280. Its totient is φ = 138689228916.

The previous prime is 146394186091. The next prime is 146394186109. The reversal of 146394186097 is 790681493641.

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 146394186097 - 2³ = 146394186089 is a prime.

It is a super-4 number, since 4×146394186097⁴ (a number of 46 digits) contains 4444 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (146394186091) 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, 3852478563 + ... + 3852478600.

It is an arithmetic number, because the mean of its divisors is an integer number (38524785820).

Almost surely, 2^146394186097 is an apocalyptic number.

It is an amenable number.

146394186097 is a deficient number, since it is larger than the sum of its proper divisors (7704957183).

146394186097 is an equidigital number, since it uses as much as digits as its factorization.

146394186097 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7704957182.

The product of its (nonzero) digits is 7838208, while the sum is 58.

The spelling of 146394186097 in words is "one hundred forty-six billion, three hundred ninety-four million, one hundred eighty-six thousand, ninety-seven".