89133739 has 2 divisors, whose sum is σ = 89133740. Its totient is φ = 89133738.

The previous prime is 89133727. The next prime is 89133829. The reversal of 89133739 is 93733198.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 89133739 - 2¹⁵ = 89100971 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 89133695 and 89133704.

It is not a weakly prime, because it can be changed into another prime (89173739) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44566869 + 44566870.

It is an arithmetic number, because the mean of its divisors is an integer number (44566870).

Almost surely, 2^89133739 is an apocalyptic number.

89133739 is a deficient number, since it is larger than the sum of its proper divisors (1).

89133739 is an equidigital number, since it uses as much as digits as its factorization.

89133739 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 122472, while the sum is 43.

The square root of 89133739 is about 9441.0666240632. The cubic root of 89133739 is about 446.6980345412.

The spelling of 89133739 in words is "eighty-nine million, one hundred thirty-three thousand, seven hundred thirty-nine".