1378054059 has 8 divisors (see below), whose sum is σ = 1934111040. Its totient is φ = 870349896.

The previous prime is 1378054049. The next prime is 1378054061. The reversal of 1378054059 is 9504508731.

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

It is not a de Polignac number, because 1378054059 - 2⁴ = 1378054043 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1378054059.

It is not an unprimeable number, because it can be changed into a prime (1378054049) by changing a digit.

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 in 7 ways as a sum of consecutive naturals, for example, 12088137 + ... + 12088250.

It is an arithmetic number, because the mean of its divisors is an integer number (241763880).

Almost surely, 2^1378054059 is an apocalyptic number.

1378054059 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

1378054059 is a deficient number, since it is larger than the sum of its proper divisors (556056981).

1378054059 is a wasteful number, since it uses less digits than its factorization.

1378054059 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24176409.

The product of its (nonzero) digits is 151200, while the sum is 42.

The square root of 1378054059 is about 37122.1505169084. The cubic root of 1378054059 is about 1112.8127293862.

The spelling of 1378054059 in words is "one billion, three hundred seventy-eight million, fifty-four thousand, fifty-nine".