11519045 has 8 divisors (see below), whose sum is σ = 13874424. Its totient is φ = 9180864.

The previous prime is 11519023. The next prime is 11519051. The reversal of 11519045 is 54091511.

11519045 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 2362369 + 9156676 = 1537^2 + 3026^2 .

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 11519045 - 2¹² = 11514949 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2774 + ... + 5543.

It is an arithmetic number, because the mean of its divisors is an integer number (1734303).

Almost surely, 2^11519045 is an apocalyptic number.

It is an amenable number.

11519045 is a deficient number, since it is larger than the sum of its proper divisors (2355379).

11519045 is an equidigital number, since it uses as much as digits as its factorization.

11519045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8599.

The product of its (nonzero) digits is 900, while the sum is 26.

The square root of 11519045 is about 3393.9718619930. The cubic root of 11519045 is about 225.8424058603.

The spelling of 11519045 in words is "eleven million, five hundred nineteen thousand, forty-five".