1014838378 has 4 divisors (see below), whose sum is σ = 1522257570. Its totient is φ = 507419188.

The previous prime is 1014838343. The next prime is 1014838417. The reversal of 1014838378 is 8738384101.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 988284969 + 26553409 = 31437^2 + 5153^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 253709593 + ... + 253709596.

Almost surely, 2^1014838378 is an apocalyptic number.

1014838378 is a deficient number, since it is larger than the sum of its proper divisors (507419192).

1014838378 is an equidigital number, since it uses as much as digits as its factorization.

1014838378 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 507419191.

The product of its (nonzero) digits is 129024, while the sum is 43.

The square root of 1014838378 is about 31856.5280280196. The cubic root of 1014838378 is about 1004.9218615355.

The spelling of 1014838378 in words is "one billion, fourteen million, eight hundred thirty-eight thousand, three hundred seventy-eight".