1197953 has 2 divisors, whose sum is σ = 1197954. Its totient is φ = 1197952.

The previous prime is 1197947. The next prime is 1197971. The reversal of 1197953 is 3597911.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1181569 + 16384 = 1087^2 + 128^2 .

It is an emirp because it is prime and its reverse (3597911) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1197953 - 2⁸ = 1197697 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1197923) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 598976 + 598977.

It is an arithmetic number, because the mean of its divisors is an integer number (598977).

2^1197953 is an apocalyptic number.

It is an amenable number.

1197953 is a deficient number, since it is larger than the sum of its proper divisors (1).

1197953 is an equidigital number, since it uses as much as digits as its factorization.

1197953 is an evil number, because the sum of its binary digits is even.

The product of its digits is 8505, while the sum is 35.

The square root of 1197953 is about 1094.5103928241. The cubic root of 1197953 is about 106.2053985810.

The spelling of 1197953 in words is "one million, one hundred ninety-seven thousand, nine hundred fifty-three".