108728537 has 2 divisors, whose sum is σ = 108728538. Its totient is φ = 108728536.

The previous prime is 108728519. The next prime is 108728579. The reversal of 108728537 is 735827801.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 92236816 + 16491721 = 9604^2 + 4061^2 .

It is a cyclic number.

It is not a de Polignac number, because 108728537 - 2¹⁶ = 108663001 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 108728494 and 108728503.

It is not a weakly prime, because it can be changed into another prime (108725537) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 54364268 + 54364269.

It is an arithmetic number, because the mean of its divisors is an integer number (54364269).

Almost surely, 2^108728537 is an apocalyptic number.

It is an amenable number.

108728537 is a deficient number, since it is larger than the sum of its proper divisors (1).

108728537 is an equidigital number, since it uses as much as digits as its factorization.

108728537 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 94080, while the sum is 41.

The square root of 108728537 is about 10427.2976844435. The cubic root of 108728537 is about 477.2887319550.

The spelling of 108728537 in words is "one hundred eight million, seven hundred twenty-eight thousand, five hundred thirty-seven".