141740449 has 2 divisors, whose sum is σ = 141740450. Its totient is φ = 141740448.

The previous prime is 141740447. The next prime is 141740483. The reversal of 141740449 is 944047141.

It is an a-pointer prime, because the next prime (141740483) can be obtained adding 141740449 to its sum of digits (34).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 137639824 + 4100625 = 11732^2 + 2025^2 .

It is a cyclic number.

It is not a de Polignac number, because 141740449 - 2¹ = 141740447 is a prime.

Together with 141740447, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (141740447) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70870224 + 70870225.

It is an arithmetic number, because the mean of its divisors is an integer number (70870225).

Almost surely, 2^141740449 is an apocalyptic number.

It is an amenable number.

141740449 is a deficient number, since it is larger than the sum of its proper divisors (1).

141740449 is an equidigital number, since it uses as much as digits as its factorization.

141740449 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 16128, while the sum is 34.

The square root of 141740449 is about 11905.4797887359. The cubic root of 141740449 is about 521.3922858772.

The spelling of 141740449 in words is "one hundred forty-one million, seven hundred forty thousand, four hundred forty-nine".