6411002551 has 2 divisors, whose sum is σ = 6411002552. Its totient is φ = 6411002550.

The previous prime is 6411002539. The next prime is 6411002557. The reversal of 6411002551 is 1552001146.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 6411002551 - 2²⁹ = 5874131639 is a prime.

It is a super-2 number, since 2×6411002551² = 82201907417857015202, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6411002557) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3205501275 + 3205501276.

It is an arithmetic number, because the mean of its divisors is an integer number (3205501276).

Almost surely, 2^6411002551 is an apocalyptic number.

6411002551 is a deficient number, since it is larger than the sum of its proper divisors (1).

6411002551 is an equidigital number, since it uses as much as digits as its factorization.

6411002551 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1200, while the sum is 25.

The square root of 6411002551 is about 80068.7364144083. The cubic root of 6411002551 is about 1857.6988684562.

Adding to 6411002551 its reverse (1552001146), we get a palindrome (7963003697).

The spelling of 6411002551 in words is "six billion, four hundred eleven million, two thousand, five hundred fifty-one".