1105230142 has 4 divisors (see below), whose sum is σ = 1657845216. Its totient is φ = 552615070.

The previous prime is 1105230127. The next prime is 1105230143. The reversal of 1105230142 is 2410325011.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1105230143) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 276307534 + ... + 276307537.

It is an arithmetic number, because the mean of its divisors is an integer number (414461304).

Almost surely, 2^1105230142 is an apocalyptic number.

1105230142 is a deficient number, since it is larger than the sum of its proper divisors (552615074).

1105230142 is an equidigital number, since it uses as much as digits as its factorization.

1105230142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 552615073.

The product of its (nonzero) digits is 240, while the sum is 19.

The square root of 1105230142 is about 33245.0017596631. The cubic root of 1105230142 is about 1033.9135813153.

Adding to 1105230142 its reverse (2410325011), we get a palindrome (3515555153).

The spelling of 1105230142 in words is "one billion, one hundred five million, two hundred thirty thousand, one hundred forty-two".