144734461 has 2 divisors, whose sum is σ = 144734462. Its totient is φ = 144734460.

The previous prime is 144734453. The next prime is 144734477. The reversal of 144734461 is 164437441.

144734461 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 104652900 + 40081561 = 10230^2 + 6331^2 .

It is a cyclic number.

It is not a de Polignac number, because 144734461 - 2³ = 144734453 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (144734411) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72367230 + 72367231.

It is an arithmetic number, because the mean of its divisors is an integer number (72367231).

Almost surely, 2^144734461 is an apocalyptic number.

It is an amenable number.

144734461 is a deficient number, since it is larger than the sum of its proper divisors (1).

144734461 is an equidigital number, since it uses as much as digits as its factorization.

144734461 is an evil number, because the sum of its binary digits is even.

The product of its digits is 32256, while the sum is 34.

The square root of 144734461 is about 12030.5636193821. The cubic root of 144734461 is about 525.0378941657.

The spelling of 144734461 in words is "one hundred forty-four million, seven hundred thirty-four thousand, four hundred sixty-one".