1051995 has 32 divisors (see below), whose sum is σ = 1976832. Its totient is φ = 467712.

The previous prime is 1051991. The next prime is 1052027. The reversal of 1051995 is 5991501.

It is not a de Polignac number, because 1051995 - 2² = 1051991 is a prime.

It is a super-2 number, since 2×1051995² = 2213386960050, which contains 22 as substring.

It is a Smith number, since the sum of its digits (30) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent 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 31 ways as a sum of consecutive naturals, for example, 4399 + ... + 4631.

It is an arithmetic number, because the mean of its divisors is an integer number (61776).

2^1051995 is an apocalyptic number.

1051995 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1051995 is a deficient number, since it is larger than the sum of its proper divisors (924837).

1051995 is a wasteful number, since it uses less digits than its factorization.

1051995 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 291.

The product of its (nonzero) digits is 2025, while the sum is 30.

The square root of 1051995 is about 1025.6680749638. The cubic root of 1051995 is about 101.7039667249.

The spelling of 1051995 in words is "one million, fifty-one thousand, nine hundred ninety-five".