1253451035211 has 8 divisors (see below), whose sum is σ = 1672423041024. Its totient is φ = 835056526440.

The previous prime is 1253451035209. The next prime is 1253451035227. The reversal of 1253451035211 is 1125301543521.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1253451035211 - 2¹ = 1253451035209 is a prime.

It is a super-2 number, since 2×1253451035211² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1253451035251) 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, 144369195 + ... + 144377876.

It is an arithmetic number, because the mean of its divisors is an integer number (209052880128).

Almost surely, 2^{1253451035211} is an apocalyptic number.

1253451035211 is a deficient number, since it is larger than the sum of its proper divisors (418972005813).

1253451035211 is a wasteful number, since it uses less digits than its factorization.

1253451035211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 288748521.

The product of its (nonzero) digits is 18000, while the sum is 33.

Adding to 1253451035211 its reverse (1125301543521), we get a palindrome (2378752578732).

The spelling of 1253451035211 in words is "one trillion, two hundred fifty-three billion, four hundred fifty-one million, thirty-five thousand, two hundred eleven".