1050001400 has 144 divisors (see below), whose sum is σ = 2857239000. Its totient is φ = 357799680.

The previous prime is 1050001397. The next prime is 1050001417. The reversal of 1050001400 is 41000501.

It is a super-2 number, since 2×1050001400² = 2205005880003920000, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 3008426 + ... + 3008774.

Almost surely, 2^1050001400 is an apocalyptic number.

1050001400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1050001400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1428619500).

1050001400 is an abundant number, since it is smaller than the sum of its proper divisors (1807237600).

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

1050001400 is a wasteful number, since it uses less digits than its factorization.

1050001400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 686 (or 670 counting only the distinct ones).

The product of its (nonzero) digits is 20, while the sum is 11.

The square root of 1050001400 is about 32403.7250945011. The cubic root of 1050001400 is about 1016.3968085464.

Adding to 1050001400 its reverse (41000501), we get a palindrome (1091001901).

The spelling of 1050001400 in words is "one billion, fifty million, one thousand, four hundred".