11419945 has 8 divisors (see below), whose sum is σ = 13722120. Its totient is φ = 9123840.

The previous prime is 11419927. The next prime is 11419951. The reversal of 11419945 is 54991411.

It can be written as a sum of positive squares in 4 ways, for example, as 184041 + 11235904 = 429^2 + 3352^2 .

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

It is not a de Polignac number, because 11419945 - 2¹⁷ = 11288873 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11419945.

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, 6235 + ... + 7855.

It is an arithmetic number, because the mean of its divisors is an integer number (1715265).

Almost surely, 2^11419945 is an apocalyptic number.

It is an amenable number.

11419945 is a deficient number, since it is larger than the sum of its proper divisors (2302175).

11419945 is a wasteful number, since it uses less digits than its factorization.

11419945 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3035.

The product of its digits is 6480, while the sum is 34.

The square root of 11419945 is about 3379.3409120715. The cubic root of 11419945 is about 225.1928880915.

It can be divided in two parts, 114199 and 45, that added together give a square (114244 = 338²).

The spelling of 11419945 in words is "eleven million, four hundred nineteen thousand, nine hundred forty-five".