1254133061312 has 56 divisors (see below), whose sum is σ = 2493247388400. Its totient is φ = 625914049536.

The previous prime is 1254133061267. The next prime is 1254133061333. The reversal of 1254133061312 is 2131603314521.

It is a super-2 number, since 2×1254133061312² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (32).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 145335014 + ... + 145343642.

Almost surely, 2^{1254133061312} is an apocalyptic number.

It is an amenable number.

1254133061312 is a deficient number, since it is larger than the sum of its proper divisors (1239114327088).

1254133061312 is an equidigital number, since it uses as much as digits as its factorization.

1254133061312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12553 (or 12543 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 32.

Adding to 1254133061312 its reverse (2131603314521), we get a palindrome (3385736375833).

The spelling of 1254133061312 in words is "one trillion, two hundred fifty-four billion, one hundred thirty-three million, sixty-one thousand, three hundred twelve".