1148715 has 32 divisors (see below), whose sum is σ = 2088960. Its totient is φ = 598752.

The previous prime is 1148713. The next prime is 1148729. The reversal of 1148715 is 5178411.

It is not a de Polignac number, because 1148715 - 2¹ = 1148713 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

1148715 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (1148713) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 8982 + ... + 9108.

It is an arithmetic number, because the mean of its divisors is an integer number (65280).

2^1148715 is an apocalyptic number.

1148715 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1148715 is a deficient number, since it is larger than the sum of its proper divisors (940245).

1148715 is a wasteful number, since it uses less digits than its factorization.

1148715 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 208 (or 202 counting only the distinct ones).

The product of its digits is 1120, while the sum is 27.

The square root of 1148715 is about 1071.7812276766. The cubic root of 1148715 is about 104.7299181337.

The spelling of 1148715 in words is "one million, one hundred forty-eight thousand, seven hundred fifteen".