1148978674 has 16 divisors (see below), whose sum is σ = 1731340800. Its totient is φ = 571871664.

The previous prime is 1148978671. The next prime is 1148978681. The reversal of 1148978674 is 4768798411.

It is not an unprimeable number, because it can be changed into a prime (1148978671) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 512047 + ... + 514285.

It is an arithmetic number, because the mean of its divisors is an integer number (108208800).

Almost surely, 2^1148978674 is an apocalyptic number.

1148978674 is a deficient number, since it is larger than the sum of its proper divisors (582362126).

1148978674 is a wasteful number, since it uses less digits than its factorization.

1148978674 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3297.

The product of its digits is 2709504, while the sum is 55.

The square root of 1148978674 is about 33896.5879403813. The cubic root of 1148978674 is about 1047.3793069381.

The spelling of 1148978674 in words is "one billion, one hundred forty-eight million, nine hundred seventy-eight thousand, six hundred seventy-four".