140115607 has 2 divisors, whose sum is σ = 140115608. Its totient is φ = 140115606.

The previous prime is 140115551. The next prime is 140115611. The reversal of 140115607 is 706511041.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-140115607 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (140115697) 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, 70057803 + 70057804.

It is an arithmetic number, because the mean of its divisors is an integer number (70057804).

Almost surely, 2^140115607 is an apocalyptic number.

140115607 is a deficient number, since it is larger than the sum of its proper divisors (1).

140115607 is an equidigital number, since it uses as much as digits as its factorization.

140115607 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 840, while the sum is 25.

The square root of 140115607 is about 11837.0438454878. The cubic root of 140115607 is about 519.3922967349.

Adding to 140115607 its reverse (706511041), we get a palindrome (846626648).

The spelling of 140115607 in words is "one hundred forty million, one hundred fifteen thousand, six hundred seven".