140503379 has 2 divisors, whose sum is σ = 140503380. Its totient is φ = 140503378.

The previous prime is 140503373. The next prime is 140503387. The reversal of 140503379 is 973305041.

It is a happy number.

It is a weak prime.

It is an emirp because it is prime and its reverse (973305041) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 140503379 - 2⁸ = 140503123 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (140503373) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70251689 + 70251690.

It is an arithmetic number, because the mean of its divisors is an integer number (70251690).

Almost surely, 2^140503379 is an apocalyptic number.

140503379 is a deficient number, since it is larger than the sum of its proper divisors (1).

140503379 is an equidigital number, since it uses as much as digits as its factorization.

140503379 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 11340, while the sum is 32.

The square root of 140503379 is about 11853.4121247850. The cubic root of 140503379 is about 519.8709973387.

The spelling of 140503379 in words is "one hundred forty million, five hundred three thousand, three hundred seventy-nine".