1051550 has 12 divisors (see below), whose sum is σ = 1955976. Its totient is φ = 420600.

The previous prime is 1051549. The next prime is 1051553. The reversal of 1051550 is 551501.

It is a super-2 number, since 2×1051550² = 2211514805000, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1051553) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 10466 + ... + 10565.

It is an arithmetic number, because the mean of its divisors is an integer number (162998).

2^1051550 is an apocalyptic number.

1051550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1051550 is a deficient number, since it is larger than the sum of its proper divisors (904426).

1051550 is a wasteful number, since it uses less digits than its factorization.

1051550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21043 (or 21038 counting only the distinct ones).

The product of its (nonzero) digits is 125, while the sum is 17.

The square root of 1051550 is about 1025.4511202393. The cubic root of 1051550 is about 101.6896242461.

The spelling of 1051550 in words is "one million, fifty-one thousand, five hundred fifty".