1163005397 has 2 divisors, whose sum is σ = 1163005398. Its totient is φ = 1163005396.

The previous prime is 1163005351. The next prime is 1163005429. The reversal of 1163005397 is 7935003611.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1122987121 + 40018276 = 33511^2 + 6326^2 .

It is a cyclic number.

It is not a de Polignac number, because 1163005397 - 2¹⁰ = 1163004373 is a prime.

It is a super-2 number, since 2×1163005397² = 2705163106902255218, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1165005397) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 581502698 + 581502699.

It is an arithmetic number, because the mean of its divisors is an integer number (581502699).

Almost surely, 2^1163005397 is an apocalyptic number.

It is an amenable number.

1163005397 is a deficient number, since it is larger than the sum of its proper divisors (1).

1163005397 is an equidigital number, since it uses as much as digits as its factorization.

1163005397 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 17010, while the sum is 35.

The square root of 1163005397 is about 34102.8649383010. The cubic root of 1163005397 is about 1051.6242124888.

The spelling of 1163005397 in words is "one billion, one hundred sixty-three million, five thousand, three hundred ninety-seven".