89193953 has 2 divisors, whose sum is σ = 89193954. Its totient is φ = 89193952.

The previous prime is 89193947. The next prime is 89193971. The reversal of 89193953 is 35939198.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 55472704 + 33721249 = 7448^2 + 5807^2 .

It is a cyclic number.

It is not a de Polignac number, because 89193953 - 2⁸ = 89193697 is a prime.

It is a super-2 number, since 2×89193953² = 15911122503532418, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 89193898 and 89193907.

It is not a weakly prime, because it can be changed into another prime (89193553) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44596976 + 44596977.

It is an arithmetic number, because the mean of its divisors is an integer number (44596977).

Almost surely, 2^89193953 is an apocalyptic number.

It is an amenable number.

89193953 is a deficient number, since it is larger than the sum of its proper divisors (1).

89193953 is an equidigital number, since it uses as much as digits as its factorization.

89193953 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 262440, while the sum is 47.

The square root of 89193953 is about 9444.2550262051. The cubic root of 89193953 is about 446.7986003546.

The spelling of 89193953 in words is "eighty-nine million, one hundred ninety-three thousand, nine hundred fifty-three".