140413426 has 4 divisors (see below), whose sum is σ = 210620142. Its totient is φ = 70206712.

The previous prime is 140413379. The next prime is 140413453. The reversal of 140413426 is 624314041.

140413426 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 624314041 = 13 ⋅48024157.

It can be written as a sum of positive squares in only one way, i.e., 94187025 + 46226401 = 9705^2 + 6799^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 140413426.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35103355 + ... + 35103358.

Almost surely, 2^140413426 is an apocalyptic number.

140413426 is a deficient number, since it is larger than the sum of its proper divisors (70206716).

140413426 is an equidigital number, since it uses as much as digits as its factorization.

140413426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70206715.

The product of its (nonzero) digits is 2304, while the sum is 25.

The square root of 140413426 is about 11849.6171246163. The cubic root of 140413426 is about 519.7600298079.

Adding to 140413426 its reverse (624314041), we get a palindrome (764727467).

The spelling of 140413426 in words is "one hundred forty million, four hundred thirteen thousand, four hundred twenty-six".