140736341146 has 4 divisors (see below), whose sum is σ = 211104511722. Its totient is φ = 70368170572.

The previous prime is 140736341143. The next prime is 140736341147. The reversal of 140736341146 is 641143637041.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 641143637041 = 71 ⋅9030192071.

It can be written as a sum of positive squares in only one way, i.e., 135489511921 + 5246829225 = 368089^2 + 72435^2 .

It is a junction number, because it is equal to n+sod(n) for n = 140736341099 and 140736341108.

It is not an unprimeable number, because it can be changed into a prime (140736341143) 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 as a sum of consecutive naturals, namely, 35184085285 + ... + 35184085288.

Almost surely, 2^140736341146 is an apocalyptic number.

140736341146 is a deficient number, since it is larger than the sum of its proper divisors (70368170576).

140736341146 is an equidigital number, since it uses as much as digits as its factorization.

140736341146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70368170575.

The product of its (nonzero) digits is 145152, while the sum is 40.

Adding to 140736341146 its reverse (641143637041), we get a palindrome (781879978187).

The spelling of 140736341146 in words is "one hundred forty billion, seven hundred thirty-six million, three hundred forty-one thousand, one hundred forty-six".