1102743377825 has 6 divisors (see below), whose sum is σ = 1367401788534. Its totient is φ = 882194702240.

The previous prime is 1102743377797. The next prime is 1102743377843. The reversal of 1102743377825 is 5287733472011.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 20775186496 + 1081968191329 = 144136^2 + 1040177^2 .

It is not a de Polignac number, because 1102743377825 - 2⁸ = 1102743377569 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 22054867532 + ... + 22054867581.

It is an arithmetic number, because the mean of its divisors is an integer number (227900298089).

Almost surely, 2^{1102743377825} is an apocalyptic number.

It is an amenable number.

1102743377825 is a deficient number, since it is larger than the sum of its proper divisors (264658410709).

1102743377825 is an equidigital number, since it uses as much as digits as its factorization.

1102743377825 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44109735123 (or 44109735118 counting only the distinct ones).

The product of its (nonzero) digits is 1975680, while the sum is 50.

The spelling of 1102743377825 in words is "one trillion, one hundred two billion, seven hundred forty-three million, three hundred seventy-seven thousand, eight hundred twenty-five".