1101442253 has 8 divisors (see below), whose sum is σ = 1117054080. Its totient is φ = 1085872320.

The previous prime is 1101442247. The next prime is 1101442261. The reversal of 1101442253 is 3522441011.

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 1101442253 - 2²⁰ = 1100393677 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1101442213) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 44501 + ... + 64677.

It is an arithmetic number, because the mean of its divisors is an integer number (139631760).

Almost surely, 2^1101442253 is an apocalyptic number.

It is an amenable number.

1101442253 is a deficient number, since it is larger than the sum of its proper divisors (15611827).

1101442253 is an equidigital number, since it uses as much as digits as its factorization.

1101442253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20947.

The product of its (nonzero) digits is 960, while the sum is 23.

The square root of 1101442253 is about 33187.9835633321. The cubic root of 1101442253 is about 1032.7310726952.

Adding to 1101442253 its reverse (3522441011), we get a palindrome (4623883264).

The spelling of 1101442253 in words is "one billion, one hundred one million, four hundred forty-two thousand, two hundred fifty-three".