1235520002423 has 12 divisors (see below), whose sum is σ = 1437401027160. Its totient is φ = 1058896690992.

The previous prime is 1235520002407. The next prime is 1235520002443. The reversal of 1235520002423 is 3242000255321.

It is not a de Polignac number, because 1235520002423 - 2⁴ = 1235520002407 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1235520002443) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 997436 + ... + 1861697.

It is an arithmetic number, because the mean of its divisors is an integer number (119783418930).

Almost surely, 2^{1235520002423} is an apocalyptic number.

1235520002423 is a deficient number, since it is larger than the sum of its proper divisors (201881024737).

1235520002423 is an equidigital number, since it uses as much as digits as its factorization.

1235520002423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2867966 (or 2867959 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 29.

Adding to 1235520002423 its reverse (3242000255321), we get a palindrome (4477520257744).

The spelling of 1235520002423 in words is "one trillion, two hundred thirty-five billion, five hundred twenty million, two thousand, four hundred twenty-three".