1105230531 has 4 divisors (see below), whose sum is σ = 1473640712. Its totient is φ = 736820352.

The previous prime is 1105230493. The next prime is 1105230547. The reversal of 1105230531 is 1350325011.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 1105230531 - 2⁷ = 1105230403 is a prime.

It is a super-2 number, since 2×1105230531² = 2443069053309083922, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1105230498 and 1105230507.

It is not an unprimeable number, because it can be changed into a prime (1105230031) 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, 184205086 + ... + 184205091.

It is an arithmetic number, because the mean of its divisors is an integer number (368410178).

Almost surely, 2^1105230531 is an apocalyptic number.

1105230531 is a deficient number, since it is larger than the sum of its proper divisors (368410181).

1105230531 is an equidigital number, since it uses as much as digits as its factorization.

1105230531 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 368410180.

The product of its (nonzero) digits is 450, while the sum is 21.

The square root of 1105230531 is about 33245.0076101661. The cubic root of 1105230531 is about 1033.9137026151.

Adding to 1105230531 its reverse (1350325011), we get a palindrome (2455555542).

The spelling of 1105230531 in words is "one billion, one hundred five million, two hundred thirty thousand, five hundred thirty-one".