1061055550039 has 2 divisors, whose sum is σ = 1061055550040. Its totient is φ = 1061055550038.

The previous prime is 1061055550013. The next prime is 1061055550109. The reversal of 1061055550039 is 9300555501601.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1061055550039 - 2¹⁷ = 1061055418967 is a prime.

It is a super-2 number, since 2×1061055550039² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1061055549983 and 1061055550010.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1061055550939) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 530527775019 + 530527775020.

It is an arithmetic number, because the mean of its divisors is an integer number (530527775020).

Almost surely, 2^{1061055550039} is an apocalyptic number.

1061055550039 is a deficient number, since it is larger than the sum of its proper divisors (1).

1061055550039 is an equidigital number, since it uses as much as digits as its factorization.

1061055550039 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 101250, while the sum is 40.

The spelling of 1061055550039 in words is "one trillion, sixty-one billion, fifty-five million, five hundred fifty thousand, thirty-nine".