1089377 has 4 divisors (see below), whose sum is σ = 1153476. Its totient is φ = 1025280.

The previous prime is 1089359. The next prime is 1089383. The reversal of 1089377 is 7739801.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 7739801 = 31 ⋅249671.

It can be written as a sum of positive squares in 2 ways, for example, as 614656 + 474721 = 784^2 + 689^2 .

It is a cyclic number.

It is not a de Polignac number, because 1089377 - 2⁶ = 1089313 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1089397) 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, 32024 + ... + 32057.

It is an arithmetic number, because the mean of its divisors is an integer number (288369).

2^1089377 is an apocalyptic number.

1089377 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

It is an amenable number.

1089377 is a deficient number, since it is larger than the sum of its proper divisors (64099).

1089377 is an equidigital number, since it uses as much as digits as its factorization.

1089377 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64098.

The product of its (nonzero) digits is 10584, while the sum is 35.

The square root of 1089377 is about 1043.7322453580. The cubic root of 1089377 is about 102.8946357107.

The spelling of 1089377 in words is "one million, eighty-nine thousand, three hundred seventy-seven".