144999373 has 2 divisors, whose sum is σ = 144999374. Its totient is φ = 144999372.

The previous prime is 144999359. The next prime is 144999401. The reversal of 144999373 is 373999441.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 109035364 + 35964009 = 10442^2 + 5997^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-144999373 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (144999313) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72499686 + 72499687.

It is an arithmetic number, because the mean of its divisors is an integer number (72499687).

Almost surely, 2^144999373 is an apocalyptic number.

It is an amenable number.

144999373 is a deficient number, since it is larger than the sum of its proper divisors (1).

144999373 is an equidigital number, since it uses as much as digits as its factorization.

144999373 is an evil number, because the sum of its binary digits is even.

The product of its digits is 734832, while the sum is 49.

The square root of 144999373 is about 12041.5685440062. The cubic root of 144999373 is about 525.3580300069.

The spelling of 144999373 in words is "one hundred forty-four million, nine hundred ninety-nine thousand, three hundred seventy-three".