144048731 has 2 divisors, whose sum is σ = 144048732. Its totient is φ = 144048730.

The previous prime is 144048721. The next prime is 144048739. The reversal of 144048731 is 137840441.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 144048731 - 2¹⁰ = 144047707 is a prime.

It is a super-2 number, since 2×144048731² = 41500073805420722, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (144048739) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72024365 + 72024366.

It is an arithmetic number, because the mean of its divisors is an integer number (72024366).

Almost surely, 2^144048731 is an apocalyptic number.

144048731 is a deficient number, since it is larger than the sum of its proper divisors (1).

144048731 is an equidigital number, since it uses as much as digits as its factorization.

144048731 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10752, while the sum is 32.

The square root of 144048731 is about 12002.0302865807. The cubic root of 144048731 is about 524.2073977980.

The spelling of 144048731 in words is "one hundred forty-four million, forty-eight thousand, seven hundred thirty-one".