1235415220325 has 48 divisors (see below), whose sum is σ = 1806576621696. Its totient is φ = 826215532800.

The previous prime is 1235415220321. The next prime is 1235415220327. The reversal of 1235415220325 is 5230225145321.

It is not a de Polignac number, because 1235415220325 - 2² = 1235415220321 is a prime.

It is a super-2 number, since 2×1235415220325² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1235415220321) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 283247 + ... + 1597203.

It is an arithmetic number, because the mean of its divisors is an integer number (37637012952).

Almost surely, 2^{1235415220325} is an apocalyptic number.

It is an amenable number.

1235415220325 is a deficient number, since it is larger than the sum of its proper divisors (571161401371).

1235415220325 is a wasteful number, since it uses less digits than its factorization.

1235415220325 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1314254 (or 1314249 counting only the distinct ones).

The product of its (nonzero) digits is 72000, while the sum is 35.

The spelling of 1235415220325 in words is "one trillion, two hundred thirty-five billion, four hundred fifteen million, two hundred twenty thousand, three hundred twenty-five".