1025611 has 2 divisors, whose sum is σ = 1025612. Its totient is φ = 1025610.

The previous prime is 1025579. The next prime is 1025621. The reversal of 1025611 is 1165201.

It is a happy number.

It is a strong prime.

It is an emirp because it is prime and its reverse (1165201) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1025611 - 2⁵ = 1025579 is a prime.

It is not a weakly prime, because it can be changed into another prime (1025621) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 512805 + 512806.

It is an arithmetic number, because the mean of its divisors is an integer number (512806).

2^1025611 is an apocalyptic number.

1025611 is a deficient number, since it is larger than the sum of its proper divisors (1).

1025611 is an equidigital number, since it uses as much as digits as its factorization.

1025611 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 60, while the sum is 16.

The square root of 1025611 is about 1012.7245430027. The cubic root of 1025611 is about 100.8465139218.

The spelling of 1025611 in words is "one million, twenty-five thousand, six hundred eleven".