1055143330 has 16 divisors (see below), whose sum is σ = 1917699264. Its totient is φ = 417959280.

The previous prime is 1055143307. The next prime is 1055143361. The reversal of 1055143330 is 333415501.

It is a super-2 number, since 2×1055143330² = 2226654893686977800, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1055143295 and 1055143304.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 511176 + ... + 513235.

It is an arithmetic number, because the mean of its divisors is an integer number (119856204).

Almost surely, 2^1055143330 is an apocalyptic number.

1055143330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1055143330 is a deficient number, since it is larger than the sum of its proper divisors (862555934).

1055143330 is a wasteful number, since it uses less digits than its factorization.

1055143330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1024521.

The product of its (nonzero) digits is 2700, while the sum is 25.

The square root of 1055143330 is about 32482.9698457515. The cubic root of 1055143330 is about 1018.0532296034.

Adding to 1055143330 its reverse (333415501), we get a palindrome (1388558831).

The spelling of 1055143330 in words is "one billion, fifty-five million, one hundred forty-three thousand, three hundred thirty".