140700229 has 2 divisors, whose sum is σ = 140700230. Its totient is φ = 140700228.

The previous prime is 140700179. The next prime is 140700239. The reversal of 140700229 is 922007041.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 140422500 + 277729 = 11850^2 + 527^2 .

It is an emirp because it is prime and its reverse (922007041) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 140700229 - 2⁷ = 140700101 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (140700239) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70350114 + 70350115.

It is an arithmetic number, because the mean of its divisors is an integer number (70350115).

Almost surely, 2^140700229 is an apocalyptic number.

It is an amenable number.

140700229 is a deficient number, since it is larger than the sum of its proper divisors (1).

140700229 is an equidigital number, since it uses as much as digits as its factorization.

140700229 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1008, while the sum is 25.

The square root of 140700229 is about 11861.7127346771. The cubic root of 140700229 is about 520.1136696771.

The spelling of 140700229 in words is "one hundred forty million, seven hundred thousand, two hundred twenty-nine".