1232401433 has 8 divisors (see below), whose sum is σ = 1286376000. Its totient is φ = 1178459568.

The previous prime is 1232401409. The next prime is 1232401453. The reversal of 1232401433 is 3341042321.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1232401433 - 2²² = 1228207129 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1232401399 and 1232401408.

It is not an unprimeable number, because it can be changed into a prime (1232401453) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 98738 + ... + 110516.

It is an arithmetic number, because the mean of its divisors is an integer number (160797000).

Almost surely, 2^1232401433 is an apocalyptic number.

It is an amenable number.

1232401433 is a deficient number, since it is larger than the sum of its proper divisors (53974567).

1232401433 is a wasteful number, since it uses less digits than its factorization.

1232401433 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16351.

The product of its (nonzero) digits is 1728, while the sum is 23.

The square root of 1232401433 is about 35105.5755258335. The cubic root of 1232401433 is about 1072.1381048520.

Adding to 1232401433 its reverse (3341042321), we get a palindrome (4573443754).

The spelling of 1232401433 in words is "one billion, two hundred thirty-two million, four hundred one thousand, four hundred thirty-three".