1057098530 has 16 divisors (see below), whose sum is σ = 1931178240. Its totient is φ = 416528112.

The previous prime is 1057098509. The next prime is 1057098533. The reversal of 1057098530 is 358907501.

It is a super-2 number, since 2×1057098530² = 2234914604256321800, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1057098533) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 788210 + ... + 789549.

It is an arithmetic number, because the mean of its divisors is an integer number (120698640).

Almost surely, 2^1057098530 is an apocalyptic number.

1057098530 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1057098530 is a deficient number, since it is larger than the sum of its proper divisors (874079710).

1057098530 is a wasteful number, since it uses less digits than its factorization.

1057098530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1577833.

The product of its (nonzero) digits is 37800, while the sum is 38.

The square root of 1057098530 is about 32513.0516869764. The cubic root of 1057098530 is about 1018.6816653827.

The spelling of 1057098530 in words is "one billion, fifty-seven million, ninety-eight thousand, five hundred thirty".