43011401145451 has 4 divisors (see below), whose sum is σ = 43011485496304. Its totient is φ = 43011316794600.

The previous prime is 43011401145439. The next prime is 43011401145469. The reversal of 43011401145451 is 15454110411034.

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 43011401145451 - 2⁹ = 43011401144939 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (43011401145851) 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, 41405880 + ... + 42431941.

It is an arithmetic number, because the mean of its divisors is an integer number (10752871374076).

Almost surely, 2^{43011401145451} is an apocalyptic number.

43011401145451 is a deficient number, since it is larger than the sum of its proper divisors (84350853).

43011401145451 is an equidigital number, since it uses as much as digits as its factorization.

43011401145451 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84350852.

The product of its (nonzero) digits is 19200, while the sum is 34.

Adding to 43011401145451 its reverse (15454110411034), we get a palindrome (58465511556485).

The spelling of 43011401145451 in words is "forty-three trillion, eleven billion, four hundred one million, one hundred forty-five thousand, four hundred fifty-one".