120411354523 has 4 divisors (see below), whose sum is σ = 120413970928. Its totient is φ = 120408738120.

The previous prime is 120411354439. The next prime is 120411354527. The reversal of 120411354523 is 325453114021.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 325453114021 = 7 ⋅46493302003.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-120411354523 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (120411354527) 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, 1237911 + ... + 1331632.

It is an arithmetic number, because the mean of its divisors is an integer number (30103492732).

Almost surely, 2^120411354523 is an apocalyptic number.

120411354523 is a deficient number, since it is larger than the sum of its proper divisors (2616405).

120411354523 is an equidigital number, since it uses as much as digits as its factorization.

120411354523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2616404.

The product of its (nonzero) digits is 14400, while the sum is 31.

Adding to 120411354523 its reverse (325453114021), we get a palindrome (445864468544).

The spelling of 120411354523 in words is "one hundred twenty billion, four hundred eleven million, three hundred fifty-four thousand, five hundred twenty-three".