1148355 has 36 divisors (see below), whose sum is σ = 2169648. Its totient is φ = 561600.

The previous prime is 1148339. The next prime is 1148359. The reversal of 1148355 is 5538411.

It is not a de Polignac number, because 1148355 - 2⁴ = 1148339 is a prime.

1148355 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (1148359) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 7530 + ... + 7680.

It is an arithmetic number, because the mean of its divisors is an integer number (60268).

2^1148355 is an apocalyptic number.

1148355 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1148355 is a deficient number, since it is larger than the sum of its proper divisors (1021293).

1148355 is a wasteful number, since it uses less digits than its factorization.

1148355 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 188 (or 172 counting only the distinct ones).

The product of its digits is 2400, while the sum is 27.

The square root of 1148355 is about 1071.6132697947. The cubic root of 1148355 is about 104.7189764265.

The spelling of 1148355 in words is "one million, one hundred forty-eight thousand, three hundred fifty-five".