1057025384 has 8 divisors (see below), whose sum is σ = 1981922610. Its totient is φ = 528512688.

The previous prime is 1057025381. The next prime is 1057025401. The reversal of 1057025384 is 4835207501.

It is a happy number.

1057025384 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 744089284 + 312936100 = 27278^2 + 17690^2 .

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

It is a super-2 number, since 2×1057025384² = 2234605324840694912, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1057025381) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66064079 + ... + 66064094.

Almost surely, 2^1057025384 is an apocalyptic number.

It is an amenable number.

1057025384 is a deficient number, since it is larger than the sum of its proper divisors (924897226).

1057025384 is a wasteful number, since it uses less digits than its factorization.

1057025384 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 132128179 (or 132128175 counting only the distinct ones).

The product of its (nonzero) digits is 33600, while the sum is 35.

The square root of 1057025384 is about 32511.9267961774. The cubic root of 1057025384 is about 1018.6581689265.

The spelling of 1057025384 in words is "one billion, fifty-seven million, twenty-five thousand, three hundred eighty-four".