1378073514 has 8 divisors (see below), whose sum is σ = 2756147040. Its totient is φ = 459357836.

The previous prime is 1378073513. The next prime is 1378073519. The reversal of 1378073514 is 4153708731.

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

1378073514 is an admirable number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1378073513) 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, 114839454 + ... + 114839465.

It is an arithmetic number, because the mean of its divisors is an integer number (344518380).

Almost surely, 2^1378073514 is an apocalyptic number.

1378073514 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1378073514 is a wasteful number, since it uses less digits than its factorization.

1378073514 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 229678924.

The product of its (nonzero) digits is 70560, while the sum is 39.

The square root of 1378073514 is about 37122.4125562981. The cubic root of 1378073514 is about 1112.8179661594.

The spelling of 1378073514 in words is "one billion, three hundred seventy-eight million, seventy-three thousand, five hundred fourteen".