1083625507961 has 2 divisors, whose sum is σ = 1083625507962. Its totient is φ = 1083625507960.

The previous prime is 1083625507919. The next prime is 1083625508039. The reversal of 1083625507961 is 1697055263801.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1076157264400 + 7468243561 = 1037380^2 + 86419^2 .

It is a cyclic number.

It is not a de Polignac number, because 1083625507961 - 2³⁰ = 1082551766137 is a prime.

It is not a weakly prime, because it can be changed into another prime (1083625501961) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 541812753980 + 541812753981.

It is an arithmetic number, because the mean of its divisors is an integer number (541812753981).

Almost surely, 2^{1083625507961} is an apocalyptic number.

It is an amenable number.

1083625507961 is a deficient number, since it is larger than the sum of its proper divisors (1).

1083625507961 is an equidigital number, since it uses as much as digits as its factorization.

1083625507961 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2721600, while the sum is 53.

The spelling of 1083625507961 in words is "one trillion, eighty-three billion, six hundred twenty-five million, five hundred seven thousand, nine hundred sixty-one".