1148913 has 6 divisors (see below), whose sum is σ = 1659554. Its totient is φ = 765936.

The previous prime is 1148879. The next prime is 1148921. The reversal of 1148913 is 3198411.

It can be written as a sum of positive squares in only one way, i.e., 613089 + 535824 = 783^2 + 732^2 .

It is not a de Polignac number, because 1148913 - 2¹⁰ = 1147889 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1148933) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 63820 + ... + 63837.

2^1148913 is an apocalyptic number.

It is an amenable number.

1148913 is a deficient number, since it is larger than the sum of its proper divisors (510641).

1148913 is a wasteful number, since it uses less digits than its factorization.

1148913 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 127663 (or 127660 counting only the distinct ones).

The product of its digits is 864, while the sum is 27.

The square root of 1148913 is about 1071.8735932935. The cubic root of 1148913 is about 104.7359350983.

The spelling of 1148913 in words is "one million, one hundred forty-eight thousand, nine hundred thirteen".