1465729 has 2 divisors, whose sum is σ = 1465730. Its totient is φ = 1465728.

The previous prime is 1465727. The next prime is 1465771. The reversal of 1465729 is 9275641.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1404225 + 61504 = 1185^2 + 248^2 .

It is a cyclic number.

It is not a de Polignac number, because 1465729 - 2¹ = 1465727 is a prime.

Together with 1465727, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 1465694 and 1465703.

It is not a weakly prime, because it can be changed into another prime (1465727) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 732864 + 732865.

It is an arithmetic number, because the mean of its divisors is an integer number (732865).

2^1465729 is an apocalyptic number.

It is an amenable number.

1465729 is a deficient number, since it is larger than the sum of its proper divisors (1).

1465729 is an equidigital number, since it uses as much as digits as its factorization.

1465729 is an evil number, because the sum of its binary digits is even.

The product of its digits is 15120, while the sum is 34.

The square root of 1465729 is about 1210.6729533611. The cubic root of 1465729 is about 113.5929103970.

The spelling of 1465729 in words is "one million, four hundred sixty-five thousand, seven hundred twenty-nine".