1233111240415 has 4 divisors (see below), whose sum is σ = 1479733488504. Its totient is φ = 986488992328.

The previous prime is 1233111240367. The next prime is 1233111240421. The reversal of 1233111240415 is 5140421113321.

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

It is a cyclic number.

It is not a de Polignac number, because 1233111240415 - 2³³ = 1224521305823 is a prime.

It is a Duffinian number.

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 3 ways as a sum of consecutive naturals, for example, 123311124037 + ... + 123311124046.

It is an arithmetic number, because the mean of its divisors is an integer number (369933372126).

Almost surely, 2^{1233111240415} is an apocalyptic number.

1233111240415 is a deficient number, since it is larger than the sum of its proper divisors (246622248089).

1233111240415 is an equidigital number, since it uses as much as digits as its factorization.

1233111240415 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 246622248088.

The product of its (nonzero) digits is 2880, while the sum is 28.

Adding to 1233111240415 its reverse (5140421113321), we get a palindrome (6373532353736).

It can be divided in two parts, 123311 and 1240415, that added together give a triangular number (1363726 = T₁₆₅₁).

The spelling of 1233111240415 in words is "one trillion, two hundred thirty-three billion, one hundred eleven million, two hundred forty thousand, four hundred fifteen".