4155523451 has 2 divisors, whose sum is σ = 4155523452. Its totient is φ = 4155523450.

The previous prime is 4155523417. The next prime is 4155523457. The reversal of 4155523451 is 1543255514.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4155523451 - 2¹⁴ = 4155507067 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (4155523457) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2077761725 + 2077761726.

It is an arithmetic number, because the mean of its divisors is an integer number (2077761726).

Almost surely, 2^4155523451 is an apocalyptic number.

4155523451 is a deficient number, since it is larger than the sum of its proper divisors (1).

4155523451 is an equidigital number, since it uses as much as digits as its factorization.

4155523451 is an evil number, because the sum of its binary digits is even.

The product of its digits is 60000, while the sum is 35.

The square root of 4155523451 is about 64463.3496725077. The cubic root of 4155523451 is about 1607.7132061302.

Adding to 4155523451 its reverse (1543255514), we get a palindrome (5698778965).

The spelling of 4155523451 in words is "four billion, one hundred fifty-five million, five hundred twenty-three thousand, four hundred fifty-one".