1378030875 has 64 divisors (see below), whose sum is σ = 2506882560. Its totient is φ = 668131200.

The previous prime is 1378030873. The next prime is 1378030921. The reversal of 1378030875 is 5780308731.

It is not a de Polignac number, because 1378030875 - 2¹ = 1378030873 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1378030873) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 324516 + ... + 328734.

It is an arithmetic number, because the mean of its divisors is an integer number (39170040).

Almost surely, 2^1378030875 is an apocalyptic number.

1378030875 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1378030875 is a deficient number, since it is larger than the sum of its proper divisors (1128851685).

1378030875 is a wasteful number, since it uses less digits than its factorization.

1378030875 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4317 (or 4307 counting only the distinct ones).

The product of its (nonzero) digits is 141120, while the sum is 42.

The square root of 1378030875 is about 37121.8382492031. The cubic root of 1378030875 is about 1112.8064888001.

The spelling of 1378030875 in words is "one billion, three hundred seventy-eight million, thirty thousand, eight hundred seventy-five".