140073463 has 2 divisors, whose sum is σ = 140073464. Its totient is φ = 140073462.

The previous prime is 140073457. The next prime is 140073503. The reversal of 140073463 is 364370041.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-140073463 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (140073413) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70036731 + 70036732.

It is an arithmetic number, because the mean of its divisors is an integer number (70036732).

Almost surely, 2^140073463 is an apocalyptic number.

140073463 is a deficient number, since it is larger than the sum of its proper divisors (1).

140073463 is an equidigital number, since it uses as much as digits as its factorization.

140073463 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6048, while the sum is 28.

The square root of 140073463 is about 11835.2635374123. The cubic root of 140073463 is about 519.3402172071.

The spelling of 140073463 in words is "one hundred forty million, seventy-three thousand, four hundred sixty-three".