1144536677 has 2 divisors, whose sum is σ = 1144536678. Its totient is φ = 1144536676.

The previous prime is 1144536661. The next prime is 1144536683. The reversal of 1144536677 is 7766354411.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 721781956 + 422754721 = 26866^2 + 20561^2 .

It is a cyclic number.

It is not a de Polignac number, because 1144536677 - 2⁴ = 1144536661 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1144536637) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 572268338 + 572268339.

It is an arithmetic number, because the mean of its divisors is an integer number (572268339).

Almost surely, 2^1144536677 is an apocalyptic number.

It is an amenable number.

1144536677 is a deficient number, since it is larger than the sum of its proper divisors (1).

1144536677 is an equidigital number, since it uses as much as digits as its factorization.

1144536677 is an evil number, because the sum of its binary digits is even.

The product of its digits is 423360, while the sum is 44.

The square root of 1144536677 is about 33831.0017144039. The cubic root of 1144536677 is about 1046.0278272048.

The spelling of 1144536677 in words is "one billion, one hundred forty-four million, five hundred thirty-six thousand, six hundred seventy-seven".