1051994 has 8 divisors (see below), whose sum is σ = 1670868. Its totient is φ = 495040.

The previous prime is 1051991. The next prime is 1052027. The reversal of 1051994 is 4991501.

It can be written as a sum of positive squares in 2 ways, for example, as 1050625 + 1369 = 1025^2 + 37^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×1051994² = 2213382752072, which contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1051991) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15437 + ... + 15504.

2^1051994 is an apocalyptic number.

1051994 is a deficient number, since it is larger than the sum of its proper divisors (618874).

1051994 is a wasteful number, since it uses less digits than its factorization.

1051994 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30960.

The product of its (nonzero) digits is 1620, while the sum is 29.

The square root of 1051994 is about 1025.6675874766. The cubic root of 1051994 is about 101.7039344992.

The spelling of 1051994 in words is "one million, fifty-one thousand, nine hundred ninety-four".