1054378242 has 32 divisors (see below), whose sum is σ = 2344124160. Its totient is φ = 351300240.

The previous prime is 1054378219. The next prime is 1054378261. The reversal of 1054378242 is 2428734501.

It is a happy number.

1054378242 is a `hidden beast` number, since 1 + 0 + 543 + 78 + 2 + 42 = 666.

It is a super-2 number, since 2×1054378242² = 2223426954406021128, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1054378197 and 1054378206.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 227367 + ... + 231957.

It is an arithmetic number, because the mean of its divisors is an integer number (73253880).

Almost surely, 2^1054378242 is an apocalyptic number.

1054378242 is an abundant number, since it is smaller than the sum of its proper divisors (1289745918).

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

1054378242 is a wasteful number, since it uses less digits than its factorization.

1054378242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8855 (or 8849 counting only the distinct ones).

The product of its (nonzero) digits is 53760, while the sum is 36.

The square root of 1054378242 is about 32471.1909544445. The cubic root of 1054378242 is about 1017.8071054912.

The spelling of 1054378242 in words is "one billion, fifty-four million, three hundred seventy-eight thousand, two hundred forty-two".