11444545 has 16 divisors (see below), whose sum is σ = 15861888. Its totient is φ = 7764480.

The previous prime is 11444539. The next prime is 11444551. The reversal of 11444545 is 54544411.

It is an interprime number because it is at equal distance from previous prime (11444539) and next prime (11444551).

It is not a de Polignac number, because 11444545 - 2⁵ = 11444513 is a prime.

It is a super-2 number, since 2×11444545² = 261955220514050, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1710 + ... + 5080.

It is an arithmetic number, because the mean of its divisors is an integer number (991368).

Almost surely, 2^11444545 is an apocalyptic number.

It is an amenable number.

11444545 is a deficient number, since it is larger than the sum of its proper divisors (4417343).

11444545 is an equidigital number, since it uses as much as digits as its factorization.

11444545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3480.

The product of its digits is 6400, while the sum is 28.

The square root of 11444545 is about 3382.9787170480. The cubic root of 11444545 is about 225.3544700732.

Adding to 11444545 its reverse (54544411), we get a palindrome (65988956).

The spelling of 11444545 in words is "eleven million, four hundred forty-four thousand, five hundred forty-five".