1253453132434 has 64 divisors (see below), whose sum is σ = 2071436820480. Its totient is φ = 566279112960.

The previous prime is 1253453132423. The next prime is 1253453132467. The reversal of 1253453132434 is 4342313543521.

It is a super-2 number, since 2×1253453132434² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 96718047 + ... + 96731005.

It is an arithmetic number, because the mean of its divisors is an integer number (32366200320).

Almost surely, 2^{1253453132434} is an apocalyptic number.

1253453132434 is a deficient number, since it is larger than the sum of its proper divisors (817983688046).

1253453132434 is a wasteful number, since it uses less digits than its factorization.

1253453132434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13735.

The product of its digits is 518400, while the sum is 40.

Adding to 1253453132434 its reverse (4342313543521), we get a palindrome (5595766675955).

The spelling of 1253453132434 in words is "one trillion, two hundred fifty-three billion, four hundred fifty-three million, one hundred thirty-two thousand, four hundred thirty-four".