1054821739 has 2 divisors, whose sum is σ = 1054821740. Its totient is φ = 1054821738.

The previous prime is 1054821721. The next prime is 1054821743. The reversal of 1054821739 is 9371284501.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1054821739 - 2²¹ = 1052724587 is a prime.

It is a super-2 number, since 2×1054821739² = 2225297802133968242, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1054821709) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 527410869 + 527410870.

It is an arithmetic number, because the mean of its divisors is an integer number (527410870).

Almost surely, 2^1054821739 is an apocalyptic number.

1054821739 is a deficient number, since it is larger than the sum of its proper divisors (1).

1054821739 is an equidigital number, since it uses as much as digits as its factorization.

1054821739 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 60480, while the sum is 40.

The square root of 1054821739 is about 32478.0193207652. The cubic root of 1054821739 is about 1017.9497902525.

The spelling of 1054821739 in words is "one billion, fifty-four million, eight hundred twenty-one thousand, seven hundred thirty-nine".