1162198553 has 2 divisors, whose sum is σ = 1162198554. Its totient is φ = 1162198552.

The previous prime is 1162198547. The next prime is 1162198589. The reversal of 1162198553 is 3558912611.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 750595609 + 411602944 = 27397^2 + 20288^2 .

It is a cyclic number.

It is not a de Polignac number, because 1162198553 - 2¹⁶ = 1162133017 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1162198553.

It is not a weakly prime, because it can be changed into another prime (1162198253) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 581099276 + 581099277.

It is an arithmetic number, because the mean of its divisors is an integer number (581099277).

Almost surely, 2^1162198553 is an apocalyptic number.

It is an amenable number.

1162198553 is a deficient number, since it is larger than the sum of its proper divisors (1).

1162198553 is an equidigital number, since it uses as much as digits as its factorization.

1162198553 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 64800, while the sum is 41.

The square root of 1162198553 is about 34091.0333225615. The cubic root of 1162198553 is about 1051.3809654150.

The spelling of 1162198553 in words is "one billion, one hundred sixty-two million, one hundred ninety-eight thousand, five hundred fifty-three".