2245353531 has 4 divisors (see below), whose sum is σ = 2993804712. Its totient is φ = 1496902352.

The previous prime is 2245353521. The next prime is 2245353553. The reversal of 2245353531 is 1353535422.

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

It is a cyclic number.

It is not a de Polignac number, because 2245353531 - 2¹⁴ = 2245337147 is a prime.

It is a super-2 number, since 2×2245353531² = 10083224958348335922, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2245353492 and 2245353501.

It is not an unprimeable number, because it can be changed into a prime (2245353511) 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, 374225586 + ... + 374225591.

It is an arithmetic number, because the mean of its divisors is an integer number (748451178).

Almost surely, 2^2245353531 is an apocalyptic number.

2245353531 is a deficient number, since it is larger than the sum of its proper divisors (748451181).

2245353531 is an equidigital number, since it uses as much as digits as its factorization.

2245353531 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 748451180.

The product of its digits is 54000, while the sum is 33.

The square root of 2245353531 is about 47385.1615065307. The cubic root of 2245353531 is about 1309.4680611312.

Adding to 2245353531 its reverse (1353535422), we get a palindrome (3598888953).

The spelling of 2245353531 in words is "two billion, two hundred forty-five million, three hundred fifty-three thousand, five hundred thirty-one".