140302043 has 12 divisors (see below), whose sum is σ = 164659320. Its totient is φ = 119189952.

The previous prime is 140302033. The next prime is 140302049. The reversal of 140302043 is 340203041.

It is not a de Polignac number, because 140302043 - 2⁴ = 140302027 is a prime.

It is not an unprimeable number, because it can be changed into a prime (140302049) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7133 + ... + 18206.

It is an arithmetic number, because the mean of its divisors is an integer number (13721610).

Almost surely, 2^140302043 is an apocalyptic number.

140302043 is a deficient number, since it is larger than the sum of its proper divisors (24357277).

140302043 is a wasteful number, since it uses less digits than its factorization.

140302043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25466 (or 25459 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 17.

The square root of 140302043 is about 11844.9163357113. The cubic root of 140302043 is about 519.6225601761.

Adding to 140302043 its reverse (340203041), we get a palindrome (480505084).

The spelling of 140302043 in words is "one hundred forty million, three hundred two thousand, forty-three".