1138429066 has 8 divisors (see below), whose sum is σ = 1713206880. Its totient is φ = 567360108.

The previous prime is 1138429007. The next prime is 1138429067. The reversal of 1138429066 is 6609248311.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (1138429067) 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, 926446 + ... + 927673.

It is an arithmetic number, because the mean of its divisors is an integer number (214150860).

Almost surely, 2^1138429066 is an apocalyptic number.

1138429066 is a deficient number, since it is larger than the sum of its proper divisors (574777814).

1138429066 is a wasteful number, since it uses less digits than its factorization.

1138429066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1854428.

The product of its (nonzero) digits is 62208, while the sum is 40.

The square root of 1138429066 is about 33740.6144875875. The cubic root of 1138429066 is about 1044.1638621897.

The spelling of 1138429066 in words is "one billion, one hundred thirty-eight million, four hundred twenty-nine thousand, sixty-six".