140502937 has 2 divisors, whose sum is σ = 140502938. Its totient is φ = 140502936.

The previous prime is 140502919. The next prime is 140502979. The reversal of 140502937 is 739205041.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 129868816 + 10634121 = 11396^2 + 3261^2 .

It is a cyclic number.

It is not a de Polignac number, because 140502937 - 2⁷ = 140502809 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 140502899 and 140502908.

It is not a weakly prime, because it can be changed into another prime (140502917) 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 as a sum of consecutive naturals, namely, 70251468 + 70251469.

It is an arithmetic number, because the mean of its divisors is an integer number (70251469).

Almost surely, 2^140502937 is an apocalyptic number.

It is an amenable number.

140502937 is a deficient number, since it is larger than the sum of its proper divisors (1).

140502937 is an equidigital number, since it uses as much as digits as its factorization.

140502937 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7560, while the sum is 31.

The square root of 140502937 is about 11853.3934803498. The cubic root of 140502937 is about 519.8704521958.

Adding to 140502937 its reverse (739205041), we get a palindrome (879707978).

The spelling of 140502937 in words is "one hundred forty million, five hundred two thousand, nine hundred thirty-seven".