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1055253 = 3351751
BaseRepresentation
bin100000001101000010101
31222121112110
410001220111
5232232003
634341233
711653353
oct4015025
91877473
101055253
11660911
1242a819
132ac414
141d67d3
1515ca03
hex101a15

1055253 has 4 divisors (see below), whose sum is σ = 1407008. Its totient is φ = 703500.

The previous prime is 1055251. The next prime is 1055261. The reversal of 1055253 is 3525501.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 1055253 - 21 = 1055251 is a prime.

It is a super-2 number, since 2×10552532 = 2227117788018, which contains 22 as substring.

It is a D-number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1055251) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 175873 + ... + 175878.

It is an arithmetic number, because the mean of its divisors is an integer number (351752).

21055253 is an apocalyptic number.

It is an amenable number.

1055253 is a deficient number, since it is larger than the sum of its proper divisors (351755).

1055253 is an equidigital number, since it uses as much as digits as its factorization.

1055253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 351754.

The product of its (nonzero) digits is 750, while the sum is 21.

The square root of 1055253 is about 1027.2550802989. The cubic root of 1055253 is about 101.8088500019.

The spelling of 1055253 in words is "one million, fifty-five thousand, two hundred fifty-three".

Divisors: 1 3 351751 1055253