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1253097 = 3346411
BaseRepresentation
bin100110001111011101001
32100122221000
410301323221
5310044342
642505213
713436226
oct4617351
92318830
101253097
1178651a
12505209
1334b4a1
1424894d
1519b44c
hex131ee9

1253097 has 8 divisors (see below), whose sum is σ = 1856480. Its totient is φ = 835380.

The previous prime is 1253093. The next prime is 1253099. The reversal of 1253097 is 7903521.

It is not a de Polignac number, because 1253097 - 22 = 1253093 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27), and also a Moran number because the ratio is a prime number: 46411 = 1253097 / (1 + 2 + 5 + 3 + 0 + 9 + 7).

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1253097.

It is not an unprimeable number, because it can be changed into a prime (1253093) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23179 + ... + 23232.

It is an arithmetic number, because the mean of its divisors is an integer number (232060).

21253097 is an apocalyptic number.

It is an amenable number.

1253097 is a deficient number, since it is larger than the sum of its proper divisors (603383).

1253097 is an equidigital number, since it uses as much as digits as its factorization.

1253097 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46420 (or 46414 counting only the distinct ones).

The product of its (nonzero) digits is 1890, while the sum is 27.

The square root of 1253097 is about 1119.4181524346. The cubic root of 1253097 is about 107.8106249201.

It can be divided in two parts, 125309 and 7, that added together give a square (125316 = 3542).

The spelling of 1253097 in words is "one million, two hundred fifty-three thousand, ninety-seven".

Divisors: 1 3 9 27 46411 139233 417699 1253097