140441173 has 2 divisors, whose sum is σ = 140441174. Its totient is φ = 140441172.

The previous prime is 140441137. The next prime is 140441183. The reversal of 140441173 is 371144041.

It is a happy number.

Together with previous prime (140441137) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 136469124 + 3972049 = 11682^2 + 1993^2 .

It is a cyclic number.

It is not a de Polignac number, because 140441173 - 2¹⁷ = 140310101 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (140441183) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70220586 + 70220587.

It is an arithmetic number, because the mean of its divisors is an integer number (70220587).

Almost surely, 2^140441173 is an apocalyptic number.

It is an amenable number.

140441173 is a deficient number, since it is larger than the sum of its proper divisors (1).

140441173 is an equidigital number, since it uses as much as digits as its factorization.

140441173 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1344, while the sum is 25.

The square root of 140441173 is about 11850.7878641042. The cubic root of 140441173 is about 519.7942640263.

The spelling of 140441173 in words is "one hundred forty million, four hundred forty-one thousand, one hundred seventy-three".