1378163038 has 32 divisors (see below), whose sum is σ = 2519596800. Its totient is φ = 551885184.

The previous prime is 1378163009. The next prime is 1378163041. The reversal of 1378163038 is 8303618731.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12253 + ... + 53911.

It is an arithmetic number, because the mean of its divisors is an integer number (78737400).

Almost surely, 2^1378163038 is an apocalyptic number.

1378163038 is a deficient number, since it is larger than the sum of its proper divisors (1141433762).

1378163038 is a wasteful number, since it uses less digits than its factorization.

1378163038 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41824.

The product of its (nonzero) digits is 72576, while the sum is 40.

The square root of 1378163038 is about 37123.6183311918. The cubic root of 1378163038 is about 1112.8420630254.

The spelling of 1378163038 in words is "one billion, three hundred seventy-eight million, one hundred sixty-three thousand, thirty-eight".