109050549 has 4 divisors (see below), whose sum is σ = 145400736. Its totient is φ = 72700364.

The previous prime is 109050547. The next prime is 109050551. The reversal of 109050549 is 945050901.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is an interprime number because it is at equal distance from previous prime (109050547) and next prime (109050551).

It is a cyclic number.

It is not a de Polignac number, because 109050549 - 2¹ = 109050547 is a prime.

It is an alternating number because its digits alternate between odd and even.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (109050541) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18175089 + ... + 18175094.

It is an arithmetic number, because the mean of its divisors is an integer number (36350184).

Almost surely, 2^109050549 is an apocalyptic number.

It is an amenable number.

109050549 is a deficient number, since it is larger than the sum of its proper divisors (36350187).

109050549 is an equidigital number, since it uses as much as digits as its factorization.

109050549 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36350186.

The product of its (nonzero) digits is 8100, while the sum is 33.

The square root of 109050549 is about 10442.7270863506. The cubic root of 109050549 is about 477.7594492919.

The spelling of 109050549 in words is "one hundred nine million, fifty thousand, five hundred forty-nine".