1130320154 has 4 divisors (see below), whose sum is σ = 1695480234. Its totient is φ = 565160076.

The previous prime is 1130320151. The next prime is 1130320183. The reversal of 1130320154 is 4510230311.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 4510230311 = 43 ⋅104889077.

It can be written as a sum of positive squares in only one way, i.e., 1045034929 + 85285225 = 32327^2 + 9235^2 .

It is not an unprimeable number, because it can be changed into a prime (1130320151) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 282580037 + ... + 282580040.

Almost surely, 2^1130320154 is an apocalyptic number.

1130320154 is a deficient number, since it is larger than the sum of its proper divisors (565160080).

1130320154 is an equidigital number, since it uses as much as digits as its factorization.

1130320154 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 565160079.

The product of its (nonzero) digits is 360, while the sum is 20.

The square root of 1130320154 is about 33620.2342942461. The cubic root of 1130320154 is about 1041.6787956120.

Adding to 1130320154 its reverse (4510230311), we get a palindrome (5640550465).

The spelling of 1130320154 in words is "one billion, one hundred thirty million, three hundred twenty thousand, one hundred fifty-four".