1318923652 has 12 divisors (see below), whose sum is σ = 2330526016. Its totient is φ = 653059080.

The previous prime is 1318923611. The next prime is 1318923659. The reversal of 1318923652 is 2563298131.

It is not an unprimeable number, because it can be changed into a prime (1318923659) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1600224 + ... + 1601047.

Almost surely, 2^1318923652 is an apocalyptic number.

It is an amenable number.

1318923652 is a deficient number, since it is larger than the sum of its proper divisors (1011602364).

1318923652 is a wasteful number, since it uses less digits than its factorization.

1318923652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3201378 (or 3201376 counting only the distinct ones).

The product of its digits is 77760, while the sum is 40.

The square root of 1318923652 is about 36316.9884764692. The cubic root of 1318923652 is about 1096.6630697841.

The spelling of 1318923652 in words is "one billion, three hundred eighteen million, nine hundred twenty-three thousand, six hundred fifty-two".