1144420763 has 2 divisors, whose sum is σ = 1144420764. Its totient is φ = 1144420762.

The previous prime is 1144420733. The next prime is 1144420793. The reversal of 1144420763 is 3670244411.

It is a balanced prime because it is at equal distance from previous prime (1144420733) and next prime (1144420793).

It is a cyclic number.

It is not a de Polignac number, because 1144420763 - 2²² = 1140226459 is a prime.

It is not a weakly prime, because it can be changed into another prime (1144420723) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 572210381 + 572210382.

It is an arithmetic number, because the mean of its divisors is an integer number (572210382).

Almost surely, 2^1144420763 is an apocalyptic number.

1144420763 is a deficient number, since it is larger than the sum of its proper divisors (1).

1144420763 is an equidigital number, since it uses as much as digits as its factorization.

1144420763 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 16128, while the sum is 32.

The square root of 1144420763 is about 33829.2885381883. The cubic root of 1144420763 is about 1045.9925135373.

The spelling of 1144420763 in words is "one billion, one hundred forty-four million, four hundred twenty thousand, seven hundred sixty-three".