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1481461 = 1519811
BaseRepresentation
bin101101001101011110101
32210021011221
411221223311
5334401321
651430341
715410062
oct5515365
92707157
101481461
11922053
125b53b1
133cb407
142a7c69
151e3e41
hex169af5

1481461 has 4 divisors (see below), whose sum is σ = 1491424. Its totient is φ = 1471500.

The previous prime is 1481413. The next prime is 1481477. The reversal of 1481461 is 1641841.

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 a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-1481461 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1482461) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4755 + ... + 5056.

It is an arithmetic number, because the mean of its divisors is an integer number (372856).

21481461 is an apocalyptic number.

It is an amenable number.

1481461 is a deficient number, since it is larger than the sum of its proper divisors (9963).

1481461 is an equidigital number, since it uses as much as digits as its factorization.

1481461 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9962.

The product of its digits is 768, while the sum is 25.

The square root of 1481461 is about 1217.1528252442. The cubic root of 1481461 is about 113.9978711001.

The spelling of 1481461 in words is "one million, four hundred eighty-one thousand, four hundred sixty-one".

Divisors: 1 151 9811 1481461