1156702243 has 2 divisors, whose sum is σ = 1156702244. Its totient is φ = 1156702242.

The previous prime is 1156702181. The next prime is 1156702247. The reversal of 1156702243 is 3422076511.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1156702243 - 2⁹ = 1156701731 is a prime.

It is a super-2 number, since 2×1156702243² = 2675920157922462098, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1156702247) 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, 578351121 + 578351122.

It is an arithmetic number, because the mean of its divisors is an integer number (578351122).

Almost surely, 2^1156702243 is an apocalyptic number.

1156702243 is a deficient number, since it is larger than the sum of its proper divisors (1).

1156702243 is an equidigital number, since it uses as much as digits as its factorization.

1156702243 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10080, while the sum is 31.

The square root of 1156702243 is about 34010.3255350489. The cubic root of 1156702243 is about 1049.7209365718.

Adding to 1156702243 its reverse (3422076511), we get a palindrome (4578778754).

The spelling of 1156702243 in words is "one billion, one hundred fifty-six million, seven hundred two thousand, two hundred forty-three".