1148629 has 2 divisors, whose sum is σ = 1148630. Its totient is φ = 1148628.

The previous prime is 1148621. The next prime is 1148647. The reversal of 1148629 is 9268411.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 806404 + 342225 = 898^2 + 585^2 .

It is a cyclic number.

It is not a de Polignac number, because 1148629 - 2³ = 1148621 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1148629.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1148621) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 574314 + 574315.

It is an arithmetic number, because the mean of its divisors is an integer number (574315).

2^1148629 is an apocalyptic number.

It is an amenable number.

1148629 is a deficient number, since it is larger than the sum of its proper divisors (1).

1148629 is an equidigital number, since it uses as much as digits as its factorization.

1148629 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3456, while the sum is 31.

The square root of 1148629 is about 1071.7411067977. The cubic root of 1148629 is about 104.7273044893.

The spelling of 1148629 in words is "one million, one hundred forty-eight thousand, six hundred twenty-nine".