1253533212354 has 16 divisors (see below), whose sum is σ = 2507077431360. Its totient is φ = 417842569680.

The previous prime is 1253533212263. The next prime is 1253533212359. The reversal of 1253533212354 is 4532123353521.

It is not an unprimeable number, because it can be changed into a prime (1253533212359) 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, 2279067 + ... + 2775105.

It is an arithmetic number, because the mean of its divisors is an integer number (156692339460).

Almost surely, 2^{1253533212354} is an apocalyptic number.

1253533212354 is an abundant number, since it is smaller than the sum of its proper divisors (1253544219006).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1253533212354 is a wasteful number, since it uses less digits than its factorization.

1253533212354 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 917225.

The product of its digits is 324000, while the sum is 39.

Adding to 1253533212354 its reverse (4532123353521), we get a palindrome (5785656565875).

The spelling of 1253533212354 in words is "one trillion, two hundred fifty-three billion, five hundred thirty-three million, two hundred twelve thousand, three hundred fifty-four".