144148091 has 2 divisors, whose sum is σ = 144148092. Its totient is φ = 144148090.

The previous prime is 144148007. The next prime is 144148097. The reversal of 144148091 is 190841441.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-144148091 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (144148097) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72074045 + 72074046.

It is an arithmetic number, because the mean of its divisors is an integer number (72074046).

Almost surely, 2^144148091 is an apocalyptic number.

144148091 is a deficient number, since it is larger than the sum of its proper divisors (1).

144148091 is an equidigital number, since it uses as much as digits as its factorization.

144148091 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4608, while the sum is 32.

The square root of 144148091 is about 12006.1688727087. The cubic root of 144148091 is about 524.3278970108.

The spelling of 144148091 in words is "one hundred forty-four million, one hundred forty-eight thousand, ninety-one".