1195501 has 2 divisors, whose sum is σ = 1195502. Its totient is φ = 1195500.

The previous prime is 1195489. The next prime is 1195543. The reversal of 1195501 is 1055911.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1153476 + 42025 = 1074^2 + 205^2 .

It is an emirp because it is prime and its reverse (1055911) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1195501 - 2¹³ = 1187309 is a prime.

1195501 is a lucky number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1195561) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 597750 + 597751.

It is an arithmetic number, because the mean of its divisors is an integer number (597751).

2^1195501 is an apocalyptic number.

It is an amenable number.

1195501 is a deficient number, since it is larger than the sum of its proper divisors (1).

1195501 is an equidigital number, since it uses as much as digits as its factorization.

1195501 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 225, while the sum is 22.

The square root of 1195501 is about 1093.3896835072. The cubic root of 1195501 is about 106.1328878022.

The spelling of 1195501 in words is "one million, one hundred ninety-five thousand, five hundred one".