1061327209425 has 48 divisors (see below), whose sum is σ = 2027935739520. Its totient is φ = 479726691840.

The previous prime is 1061327209421. The next prime is 1061327209429. The reversal of 1061327209425 is 5249027231601.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (1061327209421) and next prime (1061327209429).

It is not a de Polignac number, because 1061327209425 - 2² = 1061327209421 is a prime.

It is a super-2 number, since 2×1061327209425² (a number of 25 digits) contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1061327209421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 11310442 + ... + 11403891.

It is an arithmetic number, because the mean of its divisors is an integer number (42248661240).

Almost surely, 2^{1061327209425} is an apocalyptic number.

1061327209425 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1061327209425 is a deficient number, since it is larger than the sum of its proper divisors (966608530095).

1061327209425 is a wasteful number, since it uses less digits than its factorization.

1061327209425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22714442 (or 22714437 counting only the distinct ones).

The product of its (nonzero) digits is 181440, while the sum is 42.

The spelling of 1061327209425 in words is "one trillion, sixty-one billion, three hundred twenty-seven million, two hundred nine thousand, four hundred twenty-five".