11413221454 has 32 divisors (see below), whose sum is σ = 18675072000. Its totient is φ = 5211371520.

The previous prime is 11413221389. The next prime is 11413221461. The reversal of 11413221454 is 45412231411.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 283897 + ... + 321595.

It is an arithmetic number, because the mean of its divisors is an integer number (583596000).

Almost surely, 2^11413221454 is an apocalyptic number.

11413221454 is a deficient number, since it is larger than the sum of its proper divisors (7261850546).

11413221454 is a wasteful number, since it uses less digits than its factorization.

11413221454 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38008.

The product of its digits is 3840, while the sum is 28.

Adding to 11413221454 its reverse (45412231411), we get a palindrome (56825452865).

The spelling of 11413221454 in words is "eleven billion, four hundred thirteen million, two hundred twenty-one thousand, four hundred fifty-four".