867413551 has 2 divisors, whose sum is σ = 867413552. Its totient is φ = 867413550.

The previous prime is 867413527. The next prime is 867413563. The reversal of 867413551 is 155314768.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 867413551 - 2⁹ = 867413039 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (867413851) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 433706775 + 433706776.

It is an arithmetic number, because the mean of its divisors is an integer number (433706776).

Almost surely, 2^867413551 is an apocalyptic number.

867413551 is a deficient number, since it is larger than the sum of its proper divisors (1).

867413551 is an equidigital number, since it uses as much as digits as its factorization.

867413551 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 100800, while the sum is 40.

The square root of 867413551 is about 29451.8853556101. The cubic root of 867413551 is about 953.6933056977.

The spelling of 867413551 in words is "eight hundred sixty-seven million, four hundred thirteen thousand, five hundred fifty-one".