1005455107 has 2 divisors, whose sum is σ = 1005455108. Its totient is φ = 1005455106.

The previous prime is 1005454981. The next prime is 1005455117. The reversal of 1005455107 is 7015545001.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1005455107 is a prime.

It is not a weakly prime, because it can be changed into another prime (1005455117) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 502727553 + 502727554.

It is an arithmetic number, because the mean of its divisors is an integer number (502727554).

Almost surely, 2^1005455107 is an apocalyptic number.

1005455107 is a deficient number, since it is larger than the sum of its proper divisors (1).

1005455107 is an equidigital number, since it uses as much as digits as its factorization.

1005455107 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3500, while the sum is 28.

The square root of 1005455107 is about 31708.9121068510. The cubic root of 1005455107 is about 1001.8150725185.

The spelling of 1005455107 in words is "one billion, five million, four hundred fifty-five thousand, one hundred seven".