11452223515 has 8 divisors (see below), whose sum is σ = 14185980288. Its totient is φ = 8866237440.

The previous prime is 11452223513. The next prime is 11452223527. The reversal of 11452223515 is 51532225411.

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

It is not a de Polignac number, because 11452223515 - 2¹ = 11452223513 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11452223513) 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, 36942502 + ... + 36942811.

It is an arithmetic number, because the mean of its divisors is an integer number (1773247536).

Almost surely, 2^11452223515 is an apocalyptic number.

11452223515 is a deficient number, since it is larger than the sum of its proper divisors (2733756773).

11452223515 is an equidigital number, since it uses as much as digits as its factorization.

11452223515 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73885349.

The product of its digits is 12000, while the sum is 31.

Adding to 11452223515 its reverse (51532225411), we get a palindrome (62984448926).

The spelling of 11452223515 in words is "eleven billion, four hundred fifty-two million, two hundred twenty-three thousand, five hundred fifteen".