1148453427 has 16 divisors (see below), whose sum is σ = 1671126912. Its totient is φ = 695761920.

The previous prime is 1148453393. The next prime is 1148453429. The reversal of 1148453427 is 7243548411.

It is not a de Polignac number, because 1148453427 - 2⁸ = 1148453171 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1148453429) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 109048 + ... + 119114.

It is an arithmetic number, because the mean of its divisors is an integer number (104445432).

Almost surely, 2^1148453427 is an apocalyptic number.

1148453427 is a deficient number, since it is larger than the sum of its proper divisors (522673485).

1148453427 is a wasteful number, since it uses less digits than its factorization.

1148453427 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13538.

The product of its digits is 107520, while the sum is 39.

The square root of 1148453427 is about 33888.8392689983. The cubic root of 1148453427 is about 1047.2196820752.

The spelling of 1148453427 in words is "one billion, one hundred forty-eight million, four hundred fifty-three thousand, four hundred twenty-seven".