1010858449 has 2 divisors, whose sum is σ = 1010858450. Its totient is φ = 1010858448.

The previous prime is 1010858383. The next prime is 1010858461. The reversal of 1010858449 is 9448580101.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 907937424 + 102921025 = 30132^2 + 10145^2 .

It is a cyclic number.

It is not a de Polignac number, because 1010858449 - 2¹³ = 1010850257 is a prime.

It is not a weakly prime, because it can be changed into another prime (1010258449) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 505429224 + 505429225.

It is an arithmetic number, because the mean of its divisors is an integer number (505429225).

Almost surely, 2^1010858449 is an apocalyptic number.

It is an amenable number.

1010858449 is a deficient number, since it is larger than the sum of its proper divisors (1).

1010858449 is an equidigital number, since it uses as much as digits as its factorization.

1010858449 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 46080, while the sum is 40.

The square root of 1010858449 is about 31794.0002044411. Note that the first 3 decimals coincide. The cubic root of 1010858449 is about 1003.6064608046.

The spelling of 1010858449 in words is "one billion, ten million, eight hundred fifty-eight thousand, four hundred forty-nine".