1141051511 has 2 divisors, whose sum is σ = 1141051512. Its totient is φ = 1141051510.

The previous prime is 1141051507. The next prime is 1141051519. The reversal of 1141051511 is 1151501411.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1141051511 - 2² = 1141051507 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1141051519) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 570525755 + 570525756.

It is an arithmetic number, because the mean of its divisors is an integer number (570525756).

Almost surely, 2^1141051511 is an apocalyptic number.

1141051511 is a deficient number, since it is larger than the sum of its proper divisors (1).

1141051511 is an equidigital number, since it uses as much as digits as its factorization.

1141051511 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 100, while the sum is 20.

The square root of 1141051511 is about 33779.4539772330. The cubic root of 1141051511 is about 1044.9650136711.

Adding to 1141051511 its reverse (1151501411), we get a palindrome (2292552922).

The spelling of 1141051511 in words is "one billion, one hundred forty-one million, fifty-one thousand, five hundred eleven".