1148088517 has 4 divisors (see below), whose sum is σ = 1153237120. Its totient is φ = 1142939916.

The previous prime is 1148088499. The next prime is 1148088521. The reversal of 1148088517 is 7158808411.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1148088517 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 (1148088527) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2573967 + ... + 2574412.

It is an arithmetic number, because the mean of its divisors is an integer number (288309280).

Almost surely, 2^1148088517 is an apocalyptic number.

It is an amenable number.

1148088517 is a deficient number, since it is larger than the sum of its proper divisors (5148603).

1148088517 is an equidigital number, since it uses as much as digits as its factorization.

1148088517 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5148602.

The product of its (nonzero) digits is 71680, while the sum is 43.

The square root of 1148088517 is about 33883.4549153418. The cubic root of 1148088517 is about 1047.1087556745.

The spelling of 1148088517 in words is "one billion, one hundred forty-eight million, eighty-eight thousand, five hundred seventeen".