1148264437 has 2 divisors, whose sum is σ = 1148264438. Its totient is φ = 1148264436.

The previous prime is 1148264423. The next prime is 1148264479. The reversal of 1148264437 is 7344628411.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 931409361 + 216855076 = 30519^2 + 14726^2 .

It is a cyclic number.

It is not a de Polignac number, because 1148264437 - 2¹⁹ = 1147740149 is a prime.

It is a super-2 number, since 2×1148264437² = 2637022434557853938, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1148264437.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1148264137) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 574132218 + 574132219.

It is an arithmetic number, because the mean of its divisors is an integer number (574132219).

Almost surely, 2^1148264437 is an apocalyptic number.

It is an amenable number.

1148264437 is a deficient number, since it is larger than the sum of its proper divisors (1).

1148264437 is an equidigital number, since it uses as much as digits as its factorization.

1148264437 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 129024, while the sum is 40.

The square root of 1148264437 is about 33886.0507731426. The cubic root of 1148264437 is about 1047.1622352805.

The spelling of 1148264437 in words is "one billion, one hundred forty-eight million, two hundred sixty-four thousand, four hundred thirty-seven".