144092657 has 2 divisors, whose sum is σ = 144092658. Its totient is φ = 144092656.

The previous prime is 144092623. The next prime is 144092671. The reversal of 144092657 is 756290441.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 130667761 + 13424896 = 11431^2 + 3664^2 .

It is a cyclic number.

It is not a de Polignac number, because 144092657 - 2⁶ = 144092593 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 144092657.

It is not a weakly prime, because it can be changed into another prime (144092687) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72046328 + 72046329.

It is an arithmetic number, because the mean of its divisors is an integer number (72046329).

Almost surely, 2^144092657 is an apocalyptic number.

It is an amenable number.

144092657 is a deficient number, since it is larger than the sum of its proper divisors (1).

144092657 is an equidigital number, since it uses as much as digits as its factorization.

144092657 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 60480, while the sum is 38.

The square root of 144092657 is about 12003.8600874885. The cubic root of 144092657 is about 524.2606760505.

The spelling of 144092657 in words is "one hundred forty-four million, ninety-two thousand, six hundred fifty-seven".