144414733 has 2 divisors, whose sum is σ = 144414734. Its totient is φ = 144414732.

The previous prime is 144414731. The next prime is 144414799. The reversal of 144414733 is 337414441.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 97259044 + 47155689 = 9862^2 + 6867^2 .

It is a cyclic number.

It is not a de Polignac number, because 144414733 - 2¹ = 144414731 is a prime.

It is a super-2 number, since 2×144414733² = 41711230214922578, which contains 22 as substring.

Together with 144414731, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 144414695 and 144414704.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (144414731) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72207366 + 72207367.

It is an arithmetic number, because the mean of its divisors is an integer number (72207367).

Almost surely, 2^144414733 is an apocalyptic number.

144414733 is the 6424-th centered heptagonal number.

It is an amenable number.

144414733 is a deficient number, since it is larger than the sum of its proper divisors (1).

144414733 is an equidigital number, since it uses as much as digits as its factorization.

144414733 is an evil number, because the sum of its binary digits is even.

The product of its digits is 16128, while the sum is 31.

The square root of 144414733 is about 12017.2681171721. The cubic root of 144414733 is about 524.6509946486.

The spelling of 144414733 in words is "one hundred forty-four million, four hundred fourteen thousand, seven hundred thirty-three".