1144677739 has 2 divisors, whose sum is σ = 1144677740. Its totient is φ = 1144677738.

The previous prime is 1144677671. The next prime is 1144677757. The reversal of 1144677739 is 9377764411.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1144677739 - 2⁹ = 1144677227 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1144677692 and 1144677701.

It is not a weakly prime, because it can be changed into another prime (1144677839) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 572338869 + 572338870.

It is an arithmetic number, because the mean of its divisors is an integer number (572338870).

Almost surely, 2^1144677739 is an apocalyptic number.

1144677739 is a deficient number, since it is larger than the sum of its proper divisors (1).

1144677739 is an equidigital number, since it uses as much as digits as its factorization.

1144677739 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 889056, while the sum is 49.

The square root of 1144677739 is about 33833.0864539433. The cubic root of 1144677739 is about 1046.0707990958.

The spelling of 1144677739 in words is "one billion, one hundred forty-four million, six hundred seventy-seven thousand, seven hundred thirty-nine".