1054794109 has 2 divisors, whose sum is σ = 1054794110. Its totient is φ = 1054794108.

The previous prime is 1054794107. The next prime is 1054794137. The reversal of 1054794109 is 9014974501.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1023680025 + 31114084 = 31995^2 + 5578^2 .

It is a cyclic number.

It is not a de Polignac number, because 1054794109 - 2¹ = 1054794107 is a prime.

It is a super-2 number, since 2×1054794109² = 2225181224762207762, which contains 22 as substring.

Together with 1054794107, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1054794107) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 527397054 + 527397055.

It is an arithmetic number, because the mean of its divisors is an integer number (527397055).

Almost surely, 2^1054794109 is an apocalyptic number.

It is an amenable number.

1054794109 is a deficient number, since it is larger than the sum of its proper divisors (1).

1054794109 is an equidigital number, since it uses as much as digits as its factorization.

1054794109 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 45360, while the sum is 40.

The square root of 1054794109 is about 32477.5939533704. The cubic root of 1054794109 is about 1017.9409021162.

The spelling of 1054794109 in words is "one billion, fifty-four million, seven hundred ninety-four thousand, one hundred nine".