1137145 has 8 divisors (see below), whose sum is σ = 1370304. Its totient is φ = 905904.

The previous prime is 1137139. The next prime is 1137161. The reversal of 1137145 is 5417311.

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

It is a cyclic number.

It is not a de Polignac number, because 1137145 - 2³ = 1137137 is a prime.

It is a Duffinian number.

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, 2092 + ... + 2578.

It is an arithmetic number, because the mean of its divisors is an integer number (171288).

2^1137145 is an apocalyptic number.

It is an amenable number.

1137145 is a deficient number, since it is larger than the sum of its proper divisors (233159).

1137145 is an equidigital number, since it uses as much as digits as its factorization.

1137145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 959.

The product of its digits is 420, while the sum is 22.

The square root of 1137145 is about 1066.3700108311. The cubic root of 1137145 is about 104.3771133950.

The spelling of 1137145 in words is "one million, one hundred thirty-seven thousand, one hundred forty-five".