1192648397 has 2 divisors, whose sum is σ = 1192648398. Its totient is φ = 1192648396.

The previous prime is 1192648367. The next prime is 1192648439. The reversal of 1192648397 is 7938462911.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 612513001 + 580135396 = 24749^2 + 24086^2 .

It is a cyclic number.

It is not a de Polignac number, because 1192648397 - 2¹⁰ = 1192647373 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1192648357) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 596324198 + 596324199.

It is an arithmetic number, because the mean of its divisors is an integer number (596324199).

Almost surely, 2^1192648397 is an apocalyptic number.

It is an amenable number.

1192648397 is a deficient number, since it is larger than the sum of its proper divisors (1).

1192648397 is an equidigital number, since it uses as much as digits as its factorization.

1192648397 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 653184, while the sum is 50.

The square root of 1192648397 is about 34534.7418840796. The cubic root of 1192648397 is about 1060.4840547597.

The spelling of 1192648397 in words is "one billion, one hundred ninety-two million, six hundred forty-eight thousand, three hundred ninety-seven".