1055552530 has 16 divisors (see below), whose sum is σ = 1902167064. Its totient is φ = 421738240.

The previous prime is 1055552483. The next prime is 1055552557. The reversal of 1055552530 is 352555501.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 695957161 + 359595369 = 26381^2 + 18963^2 .

It is a super-2 number, since 2×1055552530² = 2228382287178801800, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1055552492 and 1055552501.

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, 51097 + ... + 68716.

Almost surely, 2^1055552530 is an apocalyptic number.

1055552530 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1055552530 is a deficient number, since it is larger than the sum of its proper divisors (846614534).

1055552530 is a wasteful number, since it uses less digits than its factorization.

1055552530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 120701.

The product of its (nonzero) digits is 18750, while the sum is 31.

The square root of 1055552530 is about 32489.2679203456. The cubic root of 1055552530 is about 1018.1848179000.

The spelling of 1055552530 in words is "one billion, fifty-five million, five hundred fifty-two thousand, five hundred thirty".