11403120045 has 8 divisors (see below), whose sum is σ = 18244992096. Its totient is φ = 6081664016.

The previous prime is 11403120037. The next prime is 11403120049. The reversal of 11403120045 is 54002130411.

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 11403120045 - 2³ = 11403120037 is a prime.

It is a super-2 number, since 2×11403120045² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11403120049) 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, 380103987 + ... + 380104016.

It is an arithmetic number, because the mean of its divisors is an integer number (2280624012).

Almost surely, 2^11403120045 is an apocalyptic number.

11403120045 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

11403120045 is a deficient number, since it is larger than the sum of its proper divisors (6841872051).

11403120045 is an equidigital number, since it uses as much as digits as its factorization.

11403120045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 760208011.

The product of its (nonzero) digits is 480, while the sum is 21.

Adding to 11403120045 its reverse (54002130411), we get a palindrome (65405250456).

The spelling of 11403120045 in words is "eleven billion, four hundred three million, one hundred twenty thousand, forty-five".