1101064249 has 2 divisors, whose sum is σ = 1101064250. Its totient is φ = 1101064248.

The previous prime is 1101064247. The next prime is 1101064271. The reversal of 1101064249 is 9424601011.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1086889024 + 14175225 = 32968^2 + 3765^2 .

It is a cyclic number.

It is not a de Polignac number, because 1101064249 - 2¹ = 1101064247 is a prime.

Together with 1101064247, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (1101064243) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 550532124 + 550532125.

It is an arithmetic number, because the mean of its divisors is an integer number (550532125).

Almost surely, 2^1101064249 is an apocalyptic number.

It is an amenable number.

1101064249 is a deficient number, since it is larger than the sum of its proper divisors (1).

1101064249 is an equidigital number, since it uses as much as digits as its factorization.

1101064249 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1728, while the sum is 28.

The square root of 1101064249 is about 33182.2881821010. The cubic root of 1101064249 is about 1032.6129181751.

The spelling of 1101064249 in words is "one billion, one hundred one million, sixty-four thousand, two hundred forty-nine".