1440611 has 2 divisors, whose sum is σ = 1440612. Its totient is φ = 1440610.

The previous prime is 1440589. The next prime is 1440619. The reversal of 1440611 is 1160441.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1440611 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1440611.

It is not a weakly prime, because it can be changed into another prime (1440619) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 720305 + 720306.

It is an arithmetic number, because the mean of its divisors is an integer number (720306).

2^1440611 is an apocalyptic number.

1440611 is a deficient number, since it is larger than the sum of its proper divisors (1).

1440611 is an equidigital number, since it uses as much as digits as its factorization.

1440611 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 96, while the sum is 17.

The square root of 1440611 is about 1200.2545563338. The cubic root of 1440611 is about 112.9402926799.

The spelling of 1440611 in words is "one million, four hundred forty thousand, six hundred eleven".