1148513 has 2 divisors, whose sum is σ = 1148514. Its totient is φ = 1148512.

The previous prime is 1148507. The next prime is 1148527. The reversal of 1148513 is 3158411.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 760384 + 388129 = 872^2 + 623^2 .

It is a cyclic number.

It is not a de Polignac number, because 1148513 - 2¹² = 1144417 is a prime.

It is a super-2 number, since 2×1148513² = 2638164222338, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (1148593) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 574256 + 574257.

It is an arithmetic number, because the mean of its divisors is an integer number (574257).

2^1148513 is an apocalyptic number.

It is an amenable number.

1148513 is a deficient number, since it is larger than the sum of its proper divisors (1).

1148513 is an equidigital number, since it uses as much as digits as its factorization.

1148513 is an evil number, because the sum of its binary digits is even.

The product of its digits is 480, while the sum is 23.

The square root of 1148513 is about 1071.6869878841. The cubic root of 1148513 is about 104.7237789017.

It can be divided in two parts, 1148 and 513, that added together give a palindrome (1661).

The spelling of 1148513 in words is "one million, one hundred forty-eight thousand, five hundred thirteen".