1055130450 has 96 divisors (see below), whose sum is σ = 2871191232. Its totient is φ = 254304000.

The previous prime is 1055130407. The next prime is 1055130463. The reversal of 1055130450 is 540315501.

It is a super-2 number, since 2×1055130450² = 2226600533034405000, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1055130450.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 296884 + ... + 300416.

It is an arithmetic number, because the mean of its divisors is an integer number (29908242).

Almost surely, 2^1055130450 is an apocalyptic number.

1055130450 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1055130450, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1435595616).

1055130450 is an abundant number, since it is smaller than the sum of its proper divisors (1816060782).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1055130450 is a wasteful number, since it uses less digits than its factorization.

1055130450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3740 (or 3735 counting only the distinct ones).

The product of its (nonzero) digits is 1500, while the sum is 24.

The square root of 1055130450 is about 32482.7715874123. The cubic root of 1055130450 is about 1018.0490871713.

Adding to 1055130450 its reverse (540315501), we get a palindrome (1595445951).

The spelling of 1055130450 in words is "one billion, fifty-five million, one hundred thirty thousand, four hundred fifty".