1253504223 has 24 divisors (see below), whose sum is σ = 1859766480. Its totient is φ = 813133440.

The previous prime is 1253504183. The next prime is 1253504237. The reversal of 1253504223 is 3224053521.

It is a happy number.

It is not a de Polignac number, because 1253504223 - 2¹³ = 1253496031 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1253504293) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 98083 + ... + 110123.

It is an arithmetic number, because the mean of its divisors is an integer number (77490270).

Almost surely, 2^1253504223 is an apocalyptic number.

1253504223 is a deficient number, since it is larger than the sum of its proper divisors (606262257).

1253504223 is a wasteful number, since it uses less digits than its factorization.

1253504223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12359 (or 12356 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 27.

The square root of 1253504223 is about 35404.8615729535. The cubic root of 1253504223 is about 1078.2230217821.

Adding to 1253504223 its reverse (3224053521), we get a palindrome (4477557744).

The spelling of 1253504223 in words is "one billion, two hundred fifty-three million, five hundred four thousand, two hundred twenty-three".