11012661425 has 6 divisors (see below), whose sum is σ = 13655700198. Its totient is φ = 8810129120.

The previous prime is 11012661391. The next prime is 11012661437. The reversal of 11012661425 is 52416621011.

It can be written as a sum of positive squares in 3 ways, for example, as 1258333729 + 9754327696 = 35473^2 + 98764^2 .

It is not a de Polignac number, because 11012661425 - 2¹⁶ = 11012595889 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 220253204 + ... + 220253253.

It is an arithmetic number, because the mean of its divisors is an integer number (2275950033).

Almost surely, 2^11012661425 is an apocalyptic number.

It is an amenable number.

11012661425 is a deficient number, since it is larger than the sum of its proper divisors (2643038773).

11012661425 is an equidigital number, since it uses as much as digits as its factorization.

11012661425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 440506467 (or 440506462 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 29.

The spelling of 11012661425 in words is "eleven billion, twelve million, six hundred sixty-one thousand, four hundred twenty-five".