144161659 has 2 divisors, whose sum is σ = 144161660. Its totient is φ = 144161658.

The previous prime is 144161651. The next prime is 144161681. The reversal of 144161659 is 956161441.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 144161659 - 2³ = 144161651 is a prime.

It is not a weakly prime, because it can be changed into another prime (144161651) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72080829 + 72080830.

It is an arithmetic number, because the mean of its divisors is an integer number (72080830).

Almost surely, 2^144161659 is an apocalyptic number.

144161659 is a deficient number, since it is larger than the sum of its proper divisors (1).

144161659 is an equidigital number, since it uses as much as digits as its factorization.

144161659 is an evil number, because the sum of its binary digits is even.

The product of its digits is 25920, while the sum is 37.

The square root of 144161659 is about 12006.7339022733. The cubic root of 144161659 is about 524.3443473563.

The spelling of 144161659 in words is "one hundred forty-four million, one hundred sixty-one thousand, six hundred fifty-nine".