1232152351541 has 4 divisors (see below), whose sum is σ = 1232450769900. Its totient is φ = 1231853933184.

The previous prime is 1232152351537. The next prime is 1232152351571. The reversal of 1232152351541 is 1451532512321.

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 919928438641 + 312223912900 = 959129^2 + 558770^2 .

It is a cyclic number.

It is not a de Polignac number, because 1232152351541 - 2² = 1232152351537 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1232152351501) 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, 149202986 + ... + 149211243.

It is an arithmetic number, because the mean of its divisors is an integer number (308112692475).

Almost surely, 2^{1232152351541} is an apocalyptic number.

It is an amenable number.

1232152351541 is a deficient number, since it is larger than the sum of its proper divisors (298418359).

1232152351541 is an equidigital number, since it uses as much as digits as its factorization.

1232152351541 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 298418358.

The product of its digits is 36000, while the sum is 35.

Adding to 1232152351541 its reverse (1451532512321), we get a palindrome (2683684863862).

The spelling of 1232152351541 in words is "one trillion, two hundred thirty-two billion, one hundred fifty-two million, three hundred fifty-one thousand, five hundred forty-one".