1356254451411 has 4 divisors (see below), whose sum is σ = 1808339268552. Its totient is φ = 904169634272.

The previous prime is 1356254451407. The next prime is 1356254451533. The reversal of 1356254451411 is 1141544526531.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1356254451411 - 2² = 1356254451407 is a prime.

It is a super-2 number, since 2×1356254451411² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1356254451611) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 226042408566 + ... + 226042408571.

It is an arithmetic number, because the mean of its divisors is an integer number (452084817138).

Almost surely, 2^{1356254451411} is an apocalyptic number.

1356254451411 is a deficient number, since it is larger than the sum of its proper divisors (452084817141).

1356254451411 is an equidigital number, since it uses as much as digits as its factorization.

1356254451411 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 452084817140.

The product of its digits is 288000, while the sum is 42.

Adding to 1356254451411 its reverse (1141544526531), we get a palindrome (2497798977942).

The spelling of 1356254451411 in words is "one trillion, three hundred fifty-six billion, two hundred fifty-four million, four hundred fifty-one thousand, four hundred eleven".