1054859864 has 8 divisors (see below), whose sum is σ = 1977862260. Its totient is φ = 527429928.

The previous prime is 1054859863. The next prime is 1054859873. The reversal of 1054859864 is 4689584501.

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×1054859864² = 2225458665356196992, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1054859863) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65928734 + ... + 65928749.

Almost surely, 2^1054859864 is an apocalyptic number.

It is an amenable number.

1054859864 is a deficient number, since it is larger than the sum of its proper divisors (923002396).

1054859864 is a wasteful number, since it uses less digits than its factorization.

1054859864 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 131857489 (or 131857485 counting only the distinct ones).

The product of its (nonzero) digits is 1382400, while the sum is 50.

The square root of 1054859864 is about 32478.6062508846. The cubic root of 1054859864 is about 1017.9620542104.

The spelling of 1054859864 in words is "one billion, fifty-four million, eight hundred fifty-nine thousand, eight hundred sixty-four".