1039806746551 has 2 divisors, whose sum is σ = 1039806746552. Its totient is φ = 1039806746550.

The previous prime is 1039806746509. The next prime is 1039806746567. The reversal of 1039806746551 is 1556476089301.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1039806746551 - 2²³ = 1039798357943 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1039806746492 and 1039806746501.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1039806746351) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 519903373275 + 519903373276.

It is an arithmetic number, because the mean of its divisors is an integer number (519903373276).

Almost surely, 2^{1039806746551} is an apocalyptic number.

1039806746551 is a deficient number, since it is larger than the sum of its proper divisors (1).

1039806746551 is an equidigital number, since it uses as much as digits as its factorization.

1039806746551 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5443200, while the sum is 55.

The spelling of 1039806746551 in words is "one trillion, thirty-nine billion, eight hundred six million, seven hundred forty-six thousand, five hundred fifty-one".