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1481797 is a prime number
BaseRepresentation
bin101101001110001000101
32210021122101
411221301011
5334404142
651432101
715411052
oct5516105
92707571
101481797
11922329
125b5631
133cb605
142a8029
151e40b7
hex169c45

1481797 has 2 divisors, whose sum is σ = 1481798. Its totient is φ = 1481796.

The previous prime is 1481783. The next prime is 1481801. The reversal of 1481797 is 7971841.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1110916 + 370881 = 1054^2 + 609^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-1481797 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1481717) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 740898 + 740899.

It is an arithmetic number, because the mean of its divisors is an integer number (740899).

21481797 is an apocalyptic number.

It is an amenable number.

1481797 is a deficient number, since it is larger than the sum of its proper divisors (1).

1481797 is an equidigital number, since it uses as much as digits as its factorization.

1481797 is an evil number, because the sum of its binary digits is even.

The product of its digits is 14112, while the sum is 37.

The square root of 1481797 is about 1217.2908444575. The cubic root of 1481797 is about 114.0064888068.

It can be divided in two parts, 1481 and 797, that added together give a triangular number (2278 = T67).

The spelling of 1481797 in words is "one million, four hundred eighty-one thousand, seven hundred ninety-seven".