1520132234233 has 4 divisors (see below), whose sum is σ = 1520547688080. Its totient is φ = 1519716780388.

The previous prime is 1520132234209. The next prime is 1520132234263. The reversal of 1520132234233 is 3324322310251.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1520132234233 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1520132234195 and 1520132234204.

It is not an unprimeable number, because it can be changed into a prime (1520132234263) 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, 207721435 + ... + 207728752.

It is an arithmetic number, because the mean of its divisors is an integer number (380136922020).

Almost surely, 2^{1520132234233} is an apocalyptic number.

It is an amenable number.

1520132234233 is a deficient number, since it is larger than the sum of its proper divisors (415453847).

1520132234233 is an equidigital number, since it uses as much as digits as its factorization.

1520132234233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 415453846.

The product of its (nonzero) digits is 25920, while the sum is 31.

Adding to 1520132234233 its reverse (3324322310251), we get a palindrome (4844454544484).

The spelling of 1520132234233 in words is "one trillion, five hundred twenty billion, one hundred thirty-two million, two hundred thirty-four thousand, two hundred thirty-three".