4123315451 has 4 divisors (see below), whose sum is σ = 4219206552. Its totient is φ = 4027424352.

The previous prime is 4123315447. The next prime is 4123315463. The reversal of 4123315451 is 1545133214.

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 4123315451 - 2² = 4123315447 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4123315351) 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, 47945486 + ... + 47945571.

It is an arithmetic number, because the mean of its divisors is an integer number (1054801638).

Almost surely, 2^4123315451 is an apocalyptic number.

4123315451 is a deficient number, since it is larger than the sum of its proper divisors (95891101).

4123315451 is an equidigital number, since it uses as much as digits as its factorization.

4123315451 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 95891100.

The product of its digits is 7200, while the sum is 29.

The square root of 4123315451 is about 64213.0473579942. The cubic root of 4123315451 is about 1603.5488221925.

Adding to 4123315451 its reverse (1545133214), we get a palindrome (5668448665).

The spelling of 4123315451 in words is "four billion, one hundred twenty-three million, three hundred fifteen thousand, four hundred fifty-one".