1148617073 has 4 divisors (see below), whose sum is σ = 1159351920. Its totient is φ = 1137882228.

The previous prime is 1148617037. The next prime is 1148617097. The reversal of 1148617073 is 3707168411.

It is a happy number.

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, and also an emirpimes, since its reverse is a distinct semiprime: 3707168411 = 4423 ⋅838157.

It is a cyclic number.

It is not a de Polignac number, because 1148617073 - 2¹² = 1148612977 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1148611073) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5367263 + ... + 5367476.

It is an arithmetic number, because the mean of its divisors is an integer number (289837980).

Almost surely, 2^1148617073 is an apocalyptic number.

It is an amenable number.

1148617073 is a deficient number, since it is larger than the sum of its proper divisors (10734847).

1148617073 is a wasteful number, since it uses less digits than its factorization.

1148617073 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10734846.

The product of its (nonzero) digits is 28224, while the sum is 38.

The square root of 1148617073 is about 33891.2536357096. The cubic root of 1148617073 is about 1047.2694200298.

The spelling of 1148617073 in words is "one billion, one hundred forty-eight million, six hundred seventeen thousand, seventy-three".