1130145 has 16 divisors (see below), whose sum is σ = 1840320. Its totient is φ = 592064.

The previous prime is 1130131. The next prime is 1130191. The reversal of 1130145 is 5410311.

It is a cyclic number.

It is not a de Polignac number, because 1130145 - 2⁶ = 1130081 is a prime.

It is a super-3 number, since 3×1130145³ = 4330357568333395875, which contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (15).

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, 247 + ... + 1523.

It is an arithmetic number, because the mean of its divisors is an integer number (115020).

2^1130145 is an apocalyptic number.

1130145 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1130145 is a deficient number, since it is larger than the sum of its proper divisors (710175).

1130145 is a wasteful number, since it uses less digits than its factorization.

1130145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1344.

The product of its (nonzero) digits is 60, while the sum is 15.

The square root of 1130145 is about 1063.0827813487. The cubic root of 1130145 is about 104.1624986777.

Adding to 1130145 its reverse (5410311), we get a palindrome (6540456).

It can be divided in two parts, 1130 and 145, that added together give a triangular number (1275 = T₅₀).

The spelling of 1130145 in words is "one million, one hundred thirty thousand, one hundred forty-five".