4101215551 has 2 divisors, whose sum is σ = 4101215552. Its totient is φ = 4101215550.

The previous prime is 4101215543. The next prime is 4101215557. The reversal of 4101215551 is 1555121014.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4101215551 - 2³ = 4101215543 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4101215557) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2050607775 + 2050607776.

It is an arithmetic number, because the mean of its divisors is an integer number (2050607776).

Almost surely, 2^4101215551 is an apocalyptic number.

4101215551 is a deficient number, since it is larger than the sum of its proper divisors (1).

4101215551 is an equidigital number, since it uses as much as digits as its factorization.

4101215551 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1000, while the sum is 25.

The square root of 4101215551 is about 64040.7335295279. The cubic root of 4101215551 is about 1600.6788201644.

Adding to 4101215551 its reverse (1555121014), we get a palindrome (5656336565).

The spelling of 4101215551 in words is "four billion, one hundred one million, two hundred fifteen thousand, five hundred fifty-one".