1057651441 has 12 divisors (see below), whose sum is σ = 1328621056. Its totient is φ = 824143320.

The previous prime is 1057651421. The next prime is 1057651453. The reversal of 1057651441 is 1441567501.

It is not a de Polignac number, because 1057651441 - 2¹⁷ = 1057520369 is a prime.

It is a super-2 number, since 2×1057651441² = 2237253141298752962, which contains 22 as substring.

It is a hoax number, since the sum of its digits (34) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 1057651397 and 1057651406.

It is not an unprimeable number, because it can be changed into a prime (1057651421) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 623505 + ... + 625198.

Almost surely, 2^1057651441 is an apocalyptic number.

1057651441 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1057651441 is a deficient number, since it is larger than the sum of its proper divisors (270969615).

1057651441 is a wasteful number, since it uses less digits than its factorization.

1057651441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1248732 (or 1248721 counting only the distinct ones).

The product of its (nonzero) digits is 16800, while the sum is 34.

The square root of 1057651441 is about 32521.5534838052. The cubic root of 1057651441 is about 1018.8592401658.

The spelling of 1057651441 in words is "one billion, fifty-seven million, six hundred fifty-one thousand, four hundred forty-one".