1378043350 has 12 divisors (see below), whose sum is σ = 2563160724. Its totient is φ = 551217320.

The previous prime is 1378043327. The next prime is 1378043351. The reversal of 1378043350 is 533408731.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1378043351) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 13780384 + ... + 13780483.

It is an arithmetic number, because the mean of its divisors is an integer number (213596727).

Almost surely, 2^1378043350 is an apocalyptic number.

1378043350 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1378043350 is a deficient number, since it is larger than the sum of its proper divisors (1185117374).

1378043350 is a wasteful number, since it uses less digits than its factorization.

1378043350 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27560879 (or 27560874 counting only the distinct ones).

The product of its (nonzero) digits is 30240, while the sum is 34.

The square root of 1378043350 is about 37122.0062766009. The cubic root of 1378043350 is about 1112.8098467846.

The spelling of 1378043350 in words is "one billion, three hundred seventy-eight million, forty-three thousand, three hundred fifty".