88663013 has 2 divisors, whose sum is σ = 88663014. Its totient is φ = 88663012.

The previous prime is 88662997. The next prime is 88663037. The reversal of 88663013 is 31036688.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 51294244 + 37368769 = 7162^2 + 6113^2 .

It is a cyclic number.

It is not a de Polignac number, because 88663013 - 2⁴ = 88662997 is a prime.

It is a super-2 number, since 2×88663013² = 15722259748476338, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (88663093) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44331506 + 44331507.

It is an arithmetic number, because the mean of its divisors is an integer number (44331507).

Almost surely, 2^88663013 is an apocalyptic number.

It is an amenable number.

88663013 is a deficient number, since it is larger than the sum of its proper divisors (1).

88663013 is an equidigital number, since it uses as much as digits as its factorization.

88663013 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 20736, while the sum is 35.

The square root of 88663013 is about 9416.1039182881. The cubic root of 88663013 is about 445.9102908311.

The spelling of 88663013 in words is "eighty-eight million, six hundred sixty-three thousand, thirteen".