140335963 has 2 divisors, whose sum is σ = 140335964. Its totient is φ = 140335962.

The previous prime is 140335939. The next prime is 140335967. The reversal of 140335963 is 369533041.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 140335963 - 2⁹ = 140335451 is a prime.

It is a super-2 number, since 2×140335963² = 39388365022274738, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (140335967) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70167981 + 70167982.

It is an arithmetic number, because the mean of its divisors is an integer number (70167982).

Almost surely, 2^140335963 is an apocalyptic number.

140335963 is a deficient number, since it is larger than the sum of its proper divisors (1).

140335963 is an equidigital number, since it uses as much as digits as its factorization.

140335963 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 29160, while the sum is 34.

The square root of 140335963 is about 11846.3480870689. The cubic root of 140335963 is about 519.6644321657.

The spelling of 140335963 in words is "one hundred forty million, three hundred thirty-five thousand, nine hundred sixty-three".