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1479481 is a prime number
BaseRepresentation
bin101101001001100111001
32210011110121
411221030321
5334320411
651413241
715401233
oct5511471
92704417
101479481
11920613
125b4221
133ca543
142a7253
151e3571
hex169339

1479481 has 2 divisors, whose sum is σ = 1479482. Its totient is φ = 1479480.

The previous prime is 1479479. The next prime is 1479487. The reversal of 1479481 is 1849741.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 968256 + 511225 = 984^2 + 715^2 .

It is a cyclic number.

It is not a de Polignac number, because 1479481 - 21 = 1479479 is a prime.

It is a super-2 number, since 2×14794812 = 4377728058722, which contains 22 as substring.

Together with 1479479, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (1479487) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 739740 + 739741.

It is an arithmetic number, because the mean of its divisors is an integer number (739741).

21479481 is an apocalyptic number.

It is an amenable number.

1479481 is a deficient number, since it is larger than the sum of its proper divisors (1).

1479481 is an equidigital number, since it uses as much as digits as its factorization.

1479481 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 8064, while the sum is 34.

The square root of 1479481 is about 1216.3391796699. The cubic root of 1479481 is about 113.9470617038.

The spelling of 1479481 in words is "one million, four hundred seventy-nine thousand, four hundred eighty-one".