1325501 has 2 divisors, whose sum is σ = 1325502. Its totient is φ = 1325500.

The previous prime is 1325491. The next prime is 1325509. The reversal of 1325501 is 1055231.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1104601 + 220900 = 1051^2 + 470^2 .

It is an emirp because it is prime and its reverse (1055231) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1325501 - 2¹⁴ = 1309117 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 1325501.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1325509) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 662750 + 662751.

It is an arithmetic number, because the mean of its divisors is an integer number (662751).

2^1325501 is an apocalyptic number.

It is an amenable number.

1325501 is a deficient number, since it is larger than the sum of its proper divisors (1).

1325501 is an equidigital number, since it uses as much as digits as its factorization.

1325501 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 150, while the sum is 17.

The square root of 1325501 is about 1151.3040432484. The cubic root of 1325501 is about 109.8483032939.

The spelling of 1325501 in words is "one million, three hundred twenty-five thousand, five hundred one".