1232453525441 has 4 divisors (see below), whose sum is σ = 1274951922900. Its totient is φ = 1189955127984.

The previous prime is 1232453525411. The next prime is 1232453525507. The reversal of 1232453525441 is 1445253542321.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 461400940225 + 771052585216 = 679265^2 + 878096^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1232453525441 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1232453525411) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21249198686 + ... + 21249198743.

It is an arithmetic number, because the mean of its divisors is an integer number (318737980725).

Almost surely, 2^{1232453525441} is an apocalyptic number.

It is an amenable number.

1232453525441 is a deficient number, since it is larger than the sum of its proper divisors (42498397459).

1232453525441 is an equidigital number, since it uses as much as digits as its factorization.

1232453525441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42498397458.

The product of its digits is 576000, while the sum is 41.

The spelling of 1232453525441 in words is "one trillion, two hundred thirty-two billion, four hundred fifty-three million, five hundred twenty-five thousand, four hundred forty-one".