89740801127 has 2 divisors, whose sum is σ = 89740801128. Its totient is φ = 89740801126.

The previous prime is 89740801097. The next prime is 89740801133. The reversal of 89740801127 is 72110804798.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 89740801127 - 2¹⁰ = 89740800103 is a prime.

It is a super-2 number, since 2×89740801127² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (89740801147) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44870400563 + 44870400564.

It is an arithmetic number, because the mean of its divisors is an integer number (44870400564).

Almost surely, 2^89740801127 is an apocalyptic number.

89740801127 is a deficient number, since it is larger than the sum of its proper divisors (1).

89740801127 is an equidigital number, since it uses as much as digits as its factorization.

89740801127 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 225792, while the sum is 47.

The spelling of 89740801127 in words is "eighty-nine billion, seven hundred forty million, eight hundred one thousand, one hundred twenty-seven".