2209130451 has 48 divisors (see below), whose sum is σ = 3572449920. Its totient is φ = 1304136960.

The previous prime is 2209130447. The next prime is 2209130509. The reversal of 2209130451 is 1540319022.

2209130451 is a `hidden beast` number, since 2 + 209 + 1 + 3 + 0 + 451 = 666.

It is not a de Polignac number, because 2209130451 - 2² = 2209130447 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2209130431) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 658360 + ... + 661706.

It is an arithmetic number, because the mean of its divisors is an integer number (74426040).

Almost surely, 2^2209130451 is an apocalyptic number.

2209130451 is a deficient number, since it is larger than the sum of its proper divisors (1363319469).

2209130451 is a wasteful number, since it uses less digits than its factorization.

2209130451 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3536 (or 3533 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 27.

The square root of 2209130451 is about 47001.3877561078. The cubic root of 2209130451 is about 1302.3882038776.

Adding to 2209130451 its reverse (1540319022), we get a palindrome (3749449473).

The spelling of 2209130451 in words is "two billion, two hundred nine million, one hundred thirty thousand, four hundred fifty-one".