8881501 has 2 divisors, whose sum is σ = 8881502. Its totient is φ = 8881500.

The previous prime is 8881403. The next prime is 8881507. The reversal of 8881501 is 1051888.

It is a happy number.

8881501 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8696601 + 184900 = 2949^2 + 430^2 .

It is a cyclic number.

It is not a de Polignac number, because 8881501 - 2¹³ = 8873309 is a prime.

8881501 is a lucky number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8881507) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4440750 + 4440751.

It is an arithmetic number, because the mean of its divisors is an integer number (4440751).

Almost surely, 2^8881501 is an apocalyptic number.

It is an amenable number.

8881501 is a deficient number, since it is larger than the sum of its proper divisors (1).

8881501 is an equidigital number, since it uses as much as digits as its factorization.

8881501 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2560, while the sum is 31.

The square root of 8881501 is about 2980.1847258182. The cubic root of 8881501 is about 207.0914281021.

The spelling of 8881501 in words is "eight million, eight hundred eighty-one thousand, five hundred one".