1013566451 has 2 divisors, whose sum is σ = 1013566452. Its totient is φ = 1013566450.

The previous prime is 1013566441. The next prime is 1013566471. The reversal of 1013566451 is 1546653101.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1013566451 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (1013566441) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 506783225 + 506783226.

It is an arithmetic number, because the mean of its divisors is an integer number (506783226).

Almost surely, 2^1013566451 is an apocalyptic number.

1013566451 is a deficient number, since it is larger than the sum of its proper divisors (1).

1013566451 is an equidigital number, since it uses as much as digits as its factorization.

1013566451 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10800, while the sum is 32.

The square root of 1013566451 is about 31836.5584038225. The cubic root of 1013566451 is about 1004.5018532382.

The spelling of 1013566451 in words is "one billion, thirteen million, five hundred sixty-six thousand, four hundred fifty-one".