1010111449 has 2 divisors, whose sum is σ = 1010111450. Its totient is φ = 1010111448.

The previous prime is 1010111419. The next prime is 1010111477. The reversal of 1010111449 is 9441110101.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 535089424 + 475022025 = 23132^2 + 21795^2 .

It is a cyclic number.

It is not a de Polignac number, because 1010111449 - 2¹³ = 1010103257 is a prime.

It is not a weakly prime, because it can be changed into another prime (1010111419) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 505055724 + 505055725.

It is an arithmetic number, because the mean of its divisors is an integer number (505055725).

Almost surely, 2^1010111449 is an apocalyptic number.

It is an amenable number.

1010111449 is a deficient number, since it is larger than the sum of its proper divisors (1).

1010111449 is an equidigital number, since it uses as much as digits as its factorization.

1010111449 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 144, while the sum is 22.

The square root of 1010111449 is about 31782.2505339065. The cubic root of 1010111449 is about 1003.3591862327.

The spelling of 1010111449 in words is "one billion, ten million, one hundred eleven thousand, four hundred forty-nine".