140814473 has 2 divisors, whose sum is σ = 140814474. Its totient is φ = 140814472.

The previous prime is 140814449. The next prime is 140814497. The reversal of 140814473 is 374418041.

It is a balanced prime because it is at equal distance from previous prime (140814449) and next prime (140814497).

It can be written as a sum of positive squares in only one way, i.e., 140469904 + 344569 = 11852^2 + 587^2 .

It is an emirp because it is prime and its reverse (374418041) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 140814473 - 2²⁴ = 124037257 is a prime.

It is not a weakly prime, because it can be changed into another prime (140814403) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70407236 + 70407237.

It is an arithmetic number, because the mean of its divisors is an integer number (70407237).

Almost surely, 2^140814473 is an apocalyptic number.

It is an amenable number.

140814473 is a deficient number, since it is larger than the sum of its proper divisors (1).

140814473 is an equidigital number, since it uses as much as digits as its factorization.

140814473 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10752, while the sum is 32.

The square root of 140814473 is about 11866.5274195950. The cubic root of 140814473 is about 520.2544033761.

The spelling of 140814473 in words is "one hundred forty million, eight hundred fourteen thousand, four hundred seventy-three".