1005455530 has 32 divisors (see below), whose sum is σ = 1826504640. Its totient is φ = 398492160.

The previous prime is 1005455513. The next prime is 1005455573. The reversal of 1005455530 is 355545001.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 591642 + ... + 593338.

It is an arithmetic number, because the mean of its divisors is an integer number (57078270).

Almost surely, 2^1005455530 is an apocalyptic number.

1005455530 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1005455530 is a deficient number, since it is larger than the sum of its proper divisors (821049110).

1005455530 is a wasteful number, since it uses less digits than its factorization.

1005455530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2214.

The product of its (nonzero) digits is 7500, while the sum is 28.

The square root of 1005455530 is about 31708.9187768993. The cubic root of 1005455530 is about 1001.8152130080.

The spelling of 1005455530 in words is "one billion, five million, four hundred fifty-five thousand, five hundred thirty".