1144036651 has 2 divisors, whose sum is σ = 1144036652. Its totient is φ = 1144036650.

The previous prime is 1144036589. The next prime is 1144036657. The reversal of 1144036651 is 1566304411.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1144036651 - 2²¹ = 1141939499 is a prime.

It is not a weakly prime, because it can be changed into another prime (1144036657) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 572018325 + 572018326.

It is an arithmetic number, because the mean of its divisors is an integer number (572018326).

Almost surely, 2^1144036651 is an apocalyptic number.

1144036651 is a deficient number, since it is larger than the sum of its proper divisors (1).

1144036651 is an equidigital number, since it uses as much as digits as its factorization.

1144036651 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8640, while the sum is 31.

The square root of 1144036651 is about 33823.6108510017. The cubic root of 1144036651 is about 1045.8754752216.

The spelling of 1144036651 in words is "one billion, one hundred forty-four million, thirty-six thousand, six hundred fifty-one".