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BaseRepresentation
bin100011010001110001
321100012202
4203101301
514110442
63032545
71141163
oct432161
9240182
10144497
1199621
126b755
1350a02
143a933
152cc32
hex23471

144497 has 2 divisors, whose sum is σ = 144498. Its totient is φ = 144496.

The previous prime is 144481. The next prime is 144511. The reversal of 144497 is 794441.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 78961 + 65536 = 281^2 + 256^2 .

It is a cyclic number.

It is not a de Polignac number, because 144497 - 24 = 144481 is a prime.

It is a Chen prime.

It is an Ulam number.

It is a nialpdrome in base 11.

It is not a weakly prime, because it can be changed into another prime (144407) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72248 + 72249.

It is an arithmetic number, because the mean of its divisors is an integer number (72249).

2144497 is an apocalyptic number.

It is an amenable number.

144497 is a deficient number, since it is larger than the sum of its proper divisors (1).

144497 is an equidigital number, since it uses as much as digits as its factorization.

144497 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4032, while the sum is 29.

The square root of 144497 is about 380.1276101522. The cubic root of 144497 is about 52.4750599607.

The spelling of 144497 in words is "one hundred forty-four thousand, four hundred ninety-seven".