11311420152514 has 4 divisors (see below), whose sum is σ = 16967130228774. Its totient is φ = 5655710076256.

The previous prime is 11311420152509. The next prime is 11311420152521. The reversal of 11311420152514 is 41525102411311.

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

It can be written as a sum of positive squares in only one way, i.e., 10690055289225 + 621364863289 = 3269565^2 + 788267^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2827855038127 + ... + 2827855038130.

Almost surely, 2^{11311420152514} is an apocalyptic number.

11311420152514 is a deficient number, since it is larger than the sum of its proper divisors (5655710076260).

11311420152514 is an equidigital number, since it uses as much as digits as its factorization.

11311420152514 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5655710076259.

The product of its (nonzero) digits is 4800, while the sum is 31.

Adding to 11311420152514 its reverse (41525102411311), we get a palindrome (52836522563825).

The spelling of 11311420152514 in words is "eleven trillion, three hundred eleven billion, four hundred twenty million, one hundred fifty-two thousand, five hundred fourteen".