1235103206652 has 144 divisors (see below), whose sum is σ = 3620523239424. Its totient is φ = 347705568000.

The previous prime is 1235103206633. The next prime is 1235103206731. The reversal of 1235103206652 is 2566023015321.

1235103206652 is a `hidden beast` number, since 1 + 2 + 3 + 510 + 32 + 0 + 66 + 52 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 30772077 + ... + 30812187.

It is an arithmetic number, because the mean of its divisors is an integer number (25142522496).

Almost surely, 2^{1235103206652} is an apocalyptic number.

1235103206652 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1235103206652, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1810261619712).

1235103206652 is an abundant number, since it is smaller than the sum of its proper divisors (2385420032772).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1235103206652 is a wasteful number, since it uses less digits than its factorization.

1235103206652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41920 (or 41915 counting only the distinct ones).

The product of its (nonzero) digits is 64800, while the sum is 36.

The spelling of 1235103206652 in words is "one trillion, two hundred thirty-five billion, one hundred three million, two hundred six thousand, six hundred fifty-two".