1148386814 has 16 divisors (see below), whose sum is σ = 1763719488. Its totient is φ = 560542752.

The previous prime is 1148386807. The next prime is 1148386823. The reversal of 1148386814 is 4186838411.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21932 + ... + 52704.

It is an arithmetic number, because the mean of its divisors is an integer number (110232468).

Almost surely, 2^1148386814 is an apocalyptic number.

1148386814 is a deficient number, since it is larger than the sum of its proper divisors (615332674).

1148386814 is a wasteful number, since it uses less digits than its factorization.

1148386814 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31219.

The product of its digits is 147456, while the sum is 44.

The square root of 1148386814 is about 33887.8564385533. The cubic root of 1148386814 is about 1047.1994346155.

The spelling of 1148386814 in words is "one billion, one hundred forty-eight million, three hundred eighty-six thousand, eight hundred fourteen".