89451077 has 2 divisors, whose sum is σ = 89451078. Its totient is φ = 89451076.

The previous prime is 89451073. The next prime is 89451083. The reversal of 89451077 is 77015498.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 46430596 + 43020481 = 6814^2 + 6559^2 .

It is a cyclic number.

It is not a de Polignac number, because 89451077 - 2² = 89451073 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (89451073) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44725538 + 44725539.

It is an arithmetic number, because the mean of its divisors is an integer number (44725539).

Almost surely, 2^89451077 is an apocalyptic number.

It is an amenable number.

89451077 is a deficient number, since it is larger than the sum of its proper divisors (1).

89451077 is an equidigital number, since it uses as much as digits as its factorization.

89451077 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 70560, while the sum is 41.

The square root of 89451077 is about 9457.8579498743. The cubic root of 89451077 is about 447.2275248994.

The spelling of 89451077 in words is "eighty-nine million, four hundred fifty-one thousand, seventy-seven".