1141515091 has 2 divisors, whose sum is σ = 1141515092. Its totient is φ = 1141515090.

The previous prime is 1141515073. The next prime is 1141515103. The reversal of 1141515091 is 1905151411.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1141515091 - 2¹⁷ = 1141384019 is a prime.

It is not a weakly prime, because it can be changed into another prime (1141515191) 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, 570757545 + 570757546.

It is an arithmetic number, because the mean of its divisors is an integer number (570757546).

Almost surely, 2^1141515091 is an apocalyptic number.

1141515091 is a deficient number, since it is larger than the sum of its proper divisors (1).

1141515091 is an equidigital number, since it uses as much as digits as its factorization.

1141515091 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 900, while the sum is 28.

The square root of 1141515091 is about 33786.3151438567. The cubic root of 1141515091 is about 1045.1065086834.

The spelling of 1141515091 in words is "one billion, one hundred forty-one million, five hundred fifteen thousand, ninety-one".