88133501 has 2 divisors, whose sum is σ = 88133502. Its totient is φ = 88133500.

The previous prime is 88133497. The next prime is 88133537. The reversal of 88133501 is 10533188.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 75672601 + 12460900 = 8699^2 + 3530^2 .

It is a cyclic number.

It is not a de Polignac number, because 88133501 - 2² = 88133497 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 (88133561) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44066750 + 44066751.

It is an arithmetic number, because the mean of its divisors is an integer number (44066751).

Almost surely, 2^88133501 is an apocalyptic number.

It is an amenable number.

88133501 is a deficient number, since it is larger than the sum of its proper divisors (1).

88133501 is an equidigital number, since it uses as much as digits as its factorization.

88133501 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2880, while the sum is 29.

The square root of 88133501 is about 9387.9444501978. The cubic root of 88133501 is about 445.0208314113.

Adding to 88133501 its reverse (10533188), we get a palindrome (98666689).

The spelling of 88133501 in words is "eighty-eight million, one hundred thirty-three thousand, five hundred one".