1151243411 has 2 divisors, whose sum is σ = 1151243412. Its totient is φ = 1151243410.

The previous prime is 1151243393. The next prime is 1151243413. The reversal of 1151243411 is 1143421511.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1151243411 - 2¹⁰ = 1151242387 is a prime.

It is a super-2 number, since 2×1151243411² = 2650722782741829842, which contains 22 as substring.

Together with 1151243413, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (1151243413) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 575621705 + 575621706.

It is an arithmetic number, because the mean of its divisors is an integer number (575621706).

Almost surely, 2^1151243411 is an apocalyptic number.

1151243411 is a deficient number, since it is larger than the sum of its proper divisors (1).

1151243411 is an equidigital number, since it uses as much as digits as its factorization.

1151243411 is an evil number, because the sum of its binary digits is even.

The product of its digits is 480, while the sum is 23.

The square root of 1151243411 is about 33929.9780577589. The cubic root of 1151243411 is about 1048.0670138931.

Adding to 1151243411 its reverse (1143421511), we get a palindrome (2294664922).

The spelling of 1151243411 in words is "one billion, one hundred fifty-one million, two hundred forty-three thousand, four hundred eleven".