1148623870 has 16 divisors (see below), whose sum is σ = 2189142288. Its totient is φ = 432423040.

The previous prime is 1148623849. The next prime is 1148623877. The reversal of 1148623870 is 783268411.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1148623877) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3378136 + ... + 3378475.

It is an arithmetic number, because the mean of its divisors is an integer number (136821393).

Almost surely, 2^1148623870 is an apocalyptic number.

1148623870 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1148623870 is a deficient number, since it is larger than the sum of its proper divisors (1040518418).

1148623870 is a wasteful number, since it uses less digits than its factorization.

1148623870 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6756635.

The product of its (nonzero) digits is 64512, while the sum is 40.

The square root of 1148623870 is about 33891.3539121706. The cubic root of 1148623870 is about 1047.2714857824.

The spelling of 1148623870 in words is "one billion, one hundred forty-eight million, six hundred twenty-three thousand, eight hundred seventy".