1115948411 has 2 divisors, whose sum is σ = 1115948412. Its totient is φ = 1115948410.

The previous prime is 1115948399. The next prime is 1115948423. The reversal of 1115948411 is 1148495111.

It is a balanced prime because it is at equal distance from previous prime (1115948399) and next prime (1115948423).

It is an emirp because it is prime and its reverse (1148495111) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1115948411 - 2¹⁸ = 1115686267 is a prime.

It is not a weakly prime, because it can be changed into another prime (1115948711) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 557974205 + 557974206.

It is an arithmetic number, because the mean of its divisors is an integer number (557974206).

Almost surely, 2^1115948411 is an apocalyptic number.

1115948411 is a deficient number, since it is larger than the sum of its proper divisors (1).

1115948411 is an equidigital number, since it uses as much as digits as its factorization.

1115948411 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5760, while the sum is 35.

The square root of 1115948411 is about 33405.8140298961. The cubic root of 1115948411 is about 1037.2450542294.

The spelling of 1115948411 in words is "one billion, one hundred fifteen million, nine hundred forty-eight thousand, four hundred eleven".