76698133 has 2 divisors, whose sum is σ = 76698134. Its totient is φ = 76698132.

The previous prime is 76698131. The next prime is 76698137. The reversal of 76698133 is 33189667.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 66699889 + 9998244 = 8167^2 + 3162^2 .

It is a cyclic number.

It is not a de Polignac number, because 76698133 - 2¹ = 76698131 is a prime.

Together with 76698131, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 76698133.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (76698131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 38349066 + 38349067.

It is an arithmetic number, because the mean of its divisors is an integer number (38349067).

Almost surely, 2^76698133 is an apocalyptic number.

It is an amenable number.

76698133 is a deficient number, since it is larger than the sum of its proper divisors (1).

76698133 is an equidigital number, since it uses as much as digits as its factorization.

76698133 is an evil number, because the sum of its binary digits is even.

The product of its digits is 163296, while the sum is 43.

The square root of 76698133 is about 8757.7470276322. The cubic root of 76698133 is about 424.8754107696.

The spelling of 76698133 in words is "seventy-six million, six hundred ninety-eight thousand, one hundred thirty-three".