146053370731 has 4 divisors (see below), whose sum is σ = 149449960792. Its totient is φ = 142656780672.

The previous prime is 146053370717. The next prime is 146053370753. The reversal of 146053370731 is 137073350641.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 137073350641 = 17 ⋅8063138273.

It is a cyclic number.

It is not a de Polignac number, because 146053370731 - 2³³ = 137463436139 is a prime.

It is a super-2 number, since 2×146053370731² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (146053370791) 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, 1698294966 + ... + 1698295051.

It is an arithmetic number, because the mean of its divisors is an integer number (37362490198).

Almost surely, 2^146053370731 is an apocalyptic number.

146053370731 is a deficient number, since it is larger than the sum of its proper divisors (3396590061).

146053370731 is an equidigital number, since it uses as much as digits as its factorization.

146053370731 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3396590060.

The product of its (nonzero) digits is 158760, while the sum is 40.

The spelling of 146053370731 in words is "one hundred forty-six billion, fifty-three million, three hundred seventy thousand, seven hundred thirty-one".