146368137 has 4 divisors (see below), whose sum is σ = 195157520. Its totient is φ = 97578756.

The previous prime is 146368063. The next prime is 146368151. The reversal of 146368137 is 731863641.

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 not a de Polignac number, because 146368137 - 2⁷ = 146368009 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 146368095 and 146368104.

It is not an unprimeable number, because it can be changed into a prime (146368637) 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 3 ways as a sum of consecutive naturals, for example, 24394687 + ... + 24394692.

It is an arithmetic number, because the mean of its divisors is an integer number (48789380).

Almost surely, 2^146368137 is an apocalyptic number.

It is an amenable number.

146368137 is a deficient number, since it is larger than the sum of its proper divisors (48789383).

146368137 is an equidigital number, since it uses as much as digits as its factorization.

146368137 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48789382.

The product of its digits is 72576, while the sum is 39.

The square root of 146368137 is about 12098.2700002934. The cubic root of 146368137 is about 527.0059457770.

The spelling of 146368137 in words is "one hundred forty-six million, three hundred sixty-eight thousand, one hundred thirty-seven".