1051440200 has 24 divisors (see below), whose sum is σ = 2444598930. Its totient is φ = 420576000.

The previous prime is 1051440161. The next prime is 1051440217. The reversal of 1051440200 is 20441501.

It can be written as a sum of positive squares in 3 ways, for example, as 581677924 + 469762276 = 24118^2 + 21674^2 .

It is a super-2 number, since 2×1051440200² = 2211052988352080000, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2628401 + ... + 2628800.

Almost surely, 2^1051440200 is an apocalyptic number.

1051440200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1051440200 is an abundant number, since it is smaller than the sum of its proper divisors (1393158730).

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

1051440200 is a wasteful number, since it uses less digits than its factorization.

1051440200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5257217 (or 5257208 counting only the distinct ones).

The product of its (nonzero) digits is 160, while the sum is 17.

The square root of 1051440200 is about 32425.9186454293. The cubic root of 1051440200 is about 1016.8608473792.

Adding to 1051440200 its reverse (20441501), we get a palindrome (1071881701).

The spelling of 1051440200 in words is "one billion, fifty-one million, four hundred forty thousand, two hundred".