83763551 has 2 divisors, whose sum is σ = 83763552. Its totient is φ = 83763550.

The previous prime is 83763509. The next prime is 83763577. The reversal of 83763551 is 15536738.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 83763551 - 2⁶ = 83763487 is a prime.

It is a super-2 number, since 2×83763551² = 14032664952259202, which contains 22 as substring.

It is a Chen prime.

It is equal to p_4876049 and since 83763551 and 4876049 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (83763851) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41881775 + 41881776.

It is an arithmetic number, because the mean of its divisors is an integer number (41881776).

Almost surely, 2^83763551 is an apocalyptic number.

83763551 is a deficient number, since it is larger than the sum of its proper divisors (1).

83763551 is an equidigital number, since it uses as much as digits as its factorization.

83763551 is an evil number, because the sum of its binary digits is even.

The product of its digits is 75600, while the sum is 38.

The square root of 83763551 is about 9152.2429491355. The cubic root of 83763551 is about 437.5406020550.

The spelling of 83763551 in words is "eighty-three million, seven hundred sixty-three thousand, five hundred fifty-one".