1253340206 has 16 divisors (see below), whose sum is σ = 1997120400. Its totient is φ = 588238848.

The previous prime is 1253340203. The next prime is 1253340223. The reversal of 1253340206 is 6020433521.

It is a super-2 number, since 2×1253340206² = 3141723343952244872, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1253340203) 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, 147155 + ... + 155438.

It is an arithmetic number, because the mean of its divisors is an integer number (124820025).

Almost surely, 2^1253340206 is an apocalyptic number.

1253340206 is a deficient number, since it is larger than the sum of its proper divisors (743780194).

1253340206 is a wasteful number, since it uses less digits than its factorization.

1253340206 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 302723.

The product of its (nonzero) digits is 4320, while the sum is 26.

The square root of 1253340206 is about 35402.5451909887. The cubic root of 1253340206 is about 1078.1759923915.

Adding to 1253340206 its reverse (6020433521), we get a palindrome (7273773727).

The spelling of 1253340206 in words is "one billion, two hundred fifty-three million, three hundred forty thousand, two hundred six".