88977613 has 2 divisors, whose sum is σ = 88977614. Its totient is φ = 88977612.

The previous prime is 88977601. The next prime is 88977617. The reversal of 88977613 is 31677988.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 80227849 + 8749764 = 8957^2 + 2958^2 .

It is a cyclic number.

It is not a de Polignac number, because 88977613 - 2¹³ = 88969421 is a prime.

It is a super-3 number, since 3×88977613³ (a number of 25 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (88977617) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44488806 + 44488807.

It is an arithmetic number, because the mean of its divisors is an integer number (44488807).

Almost surely, 2^88977613 is an apocalyptic number.

It is an amenable number.

88977613 is a deficient number, since it is larger than the sum of its proper divisors (1).

88977613 is an equidigital number, since it uses as much as digits as its factorization.

88977613 is an evil number, because the sum of its binary digits is even.

The product of its digits is 508032, while the sum is 49.

The square root of 88977613 is about 9432.7945488068. The cubic root of 88977613 is about 446.4370711202.

The spelling of 88977613 in words is "eighty-eight million, nine hundred seventy-seven thousand, six hundred thirteen".