11221495 has 32 divisors (see below), whose sum is σ = 15079680. Its totient is φ = 7983360.

The previous prime is 11221489. The next prime is 11221501. The reversal of 11221495 is 59412211.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (11221489) and next prime (11221501).

It is not a de Polignac number, because 11221495 - 2⁷ = 11221367 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 167452 + ... + 167518.

It is an arithmetic number, because the mean of its divisors is an integer number (471240).

Almost surely, 2^11221495 is an apocalyptic number.

11221495 is a deficient number, since it is larger than the sum of its proper divisors (3858185).

11221495 is a wasteful number, since it uses less digits than its factorization.

11221495 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 175.

The product of its digits is 720, while the sum is 25.

The square root of 11221495 is about 3349.8499966416. The cubic root of 11221495 is about 223.8808292023.

The spelling of 11221495 in words is "eleven million, two hundred twenty-one thousand, four hundred ninety-five".