1054996909 has 2 divisors, whose sum is σ = 1054996910. Its totient is φ = 1054996908.

The previous prime is 1054996883. The next prime is 1054996919. The reversal of 1054996909 is 9096994501.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 936666025 + 118330884 = 30605^2 + 10878^2 .

It is a cyclic number.

It is not a de Polignac number, because 1054996909 - 2¹¹ = 1054994861 is a prime.

It is a super-2 number, since 2×1054996909² = 2226036955999108562, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1054996919) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 527498454 + 527498455.

It is an arithmetic number, because the mean of its divisors is an integer number (527498455).

Almost surely, 2^1054996909 is an apocalyptic number.

It is an amenable number.

1054996909 is a deficient number, since it is larger than the sum of its proper divisors (1).

1054996909 is an equidigital number, since it uses as much as digits as its factorization.

1054996909 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 787320, while the sum is 52.

The square root of 1054996909 is about 32480.7159557791. The cubic root of 1054996909 is about 1018.0061360749.

The spelling of 1054996909 in words is "one billion, fifty-four million, nine hundred ninety-six thousand, nine hundred nine".